{"id":"CVE-2019-3823","aliases":["ALPINE-CVE-2019-3823","BELL-CVE-2019-3823","CURL-CVE-2019-3823","DEBIAN-CVE-2019-3823","DLA-1672-1","DSA-4386-1","EUVD-2019-13446","GHSA-xmjh-hmw3-hqhr","RHSA-2019:3701","SUSE-SU-2019:0248-1","SUSE-SU-2019:0249-1","SUSE-SU-2019:0249-2","SUSE-SU-2019:0339-1","UBUNTU-CVE-2019-3823","USN-3882-1","openSUSE-SU-2019:0174-1","openSUSE-SU-2024:10582-1"],"status":"published","title":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the...","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","severity":{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-08","score":0.04119,"percentile":0.90857,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-125"],"published":"2019-02-06T00:00:00Z","modified":"2026-10-25T01:04:54Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.6","package":"curl","fixed_in":["7.61.1-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.7","package":"curl","fixed_in":["7.61.1-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"curl","fixed_in":["7.61.1-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"curl","fixed_in":["7.64.0-r0"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"curl","fixed_in":["7.64.0-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"curl","fixed_in":["7.64.0-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"curl","fixed_in":["7.64.0-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:14.04:LTS","package":"curl","fixed_in":["7.35.0-1ubuntu2.20"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"curl","fixed_in":["7.47.0-1ubuntu2.12"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"curl","fixed_in":["7.58.0-2ubuntu3.6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.24","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.64.0-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.6","package":"curl","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7.61.1-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Advisory","fix"]},{"url":"https://www.oracle.com/technetwork/security-advisory/cpujul2019-5072835.html","tags":["x_refsource_MISC","x_transferred","advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2019:3701","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","advisory"]},{"url":"https://cert-portal.siemens.com/productcert/pdf/ssa-936080.pdf","tags":["x_refsource_CONFIRM","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3823","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/8338a0f605bdbb3a6098bb76f666a95fc2b2f53f37fa1ecc89f1146f@%3Cdevnull.infra.apache.org%3E"},{"url":"https://github.com/advisories/GHSA-xmjh-hmw3-hqhr"},{"url":"https://security.alpinelinux.org/vuln/CVE-2019-3823","tags":["advisory"]},{"url":"https://docs.bell-sw.com/security/cves/CVE-2019-3823","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2019-3823","tags":["advisory"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://access.redhat.com/documentation/en-us/red_hat_enterprise_linux/8/html/8.1_release_notes/","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1662705","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1669156","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1670252","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1670254","tags":["report"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1670256","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2019/rhsa-2019_3701.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-16890","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-16890","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-16890","tags":["advisory"]},{"url":"https://curl.haxx.se/docs/CVE-2018-16890.html","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2018-20483","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2018-20483","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2018-20483","tags":["advisory"]},{"url":"http://git.savannah.gnu.org/cgit/wget.git/tree/NEWS","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-3822","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-3822","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2019-3822","tags":["advisory"]},{"url":"https://curl.haxx.se/docs/CVE-2019-3822.html","tags":["article"]},{"url":"https://access.redhat.com/security/cve/CVE-2019-3823","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2019-3823","tags":["advisory","report"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20190248-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1123371","tags":["report"]},{"url":"https://bugzilla.suse.com/1123377","tags":["report"]},{"url":"https://bugzilla.suse.com/1123378","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16890","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-3822","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-3823","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20190249-1/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20190249-2/","tags":["advisory"]},{"url":"https://www.suse.com/support/update/announcement/2019/suse-su-20190339-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1112758","tags":["report"]},{"url":"https://bugzilla.suse.com/1113029","tags":["report"]},{"url":"https://bugzilla.suse.com/1113660","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16839","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16840","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-16842","tags":["web"]},{"url":"https://ubuntu.com/security/CVE-2019-3823","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-3882-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2018-16890","tags":["report"]},{"url":"https://ubuntu.com/security/CVE-2019-3822","tags":["report"]},{"url":"https://lists.opensuse.org/archives/list/security-announce@lists.opensuse.org/thread/DRDOZ4FJSPSJNNQSD2FOPKFCVGMYT4J2/#DRDOZ4FJSPSJNNQSD2FOPKFCVGMYT4J2","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2006-1061","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-9586","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2016-9594","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000099","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000100","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000101","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000254","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-1000257","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-2629","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-7468","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8816","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8817","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-8818","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2017-9502","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-0500","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000005","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000120","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000122","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000300","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-1000301","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2018-14618","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-15601","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-5435","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-5436","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-5481","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2019-5482","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8169","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8231","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8284","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8285","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2020-8286","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22297","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22298","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22876","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22890","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22898","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22901","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22922","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22924","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22945","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22946","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2021-22947","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:00:00Z","modified":"2026-04-15T20:52:15.885Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"cna"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:20:23.048861Z"}],"euvd":[{"id":"EUVD-2019-13446","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:00:00Z","modified":"2026-04-15T20:52:15Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T19:24:24.796113Z"}],"ghsa":[{"id":"GHSA-xmjh-hmw3-hqhr","title":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the...","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2022-05-13T01:11:27Z","modified":"2023-02-01T05:03:36Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:50:05.01868Z"}],"nvd":[{"id":"CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:29:00.4Z","modified":"2026-06-17T02:35:39.797Z","cvss":[{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium","assessor":"secondary"},{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-125"],"updated_at":"2026-11-02T14:05:04.689371Z"}],"osv":[{"id":"ALPINE-CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:29:00.4Z","modified":"2026-09-21T06:17:52.517520314Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:27:47.663013Z"},{"id":"BELL-CVE-2019-3823","title":"CVE-2019-3823 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:14:35.637141Z","modified":"2026-01-26T09:45:50.090928Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:28:15.340685Z"},{"id":"CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:29:00.4Z","modified":"2026-10-24T10:31:02.534675906Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:12.363788Z"},{"id":"DEBIAN-CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T20:29:00.4Z","modified":"2026-09-21T07:03:18.478471083Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:45:32.221385Z"},{"id":"RHSA-2019:3701","title":"Red Hat Security Advisory: curl security and bug fix update","status":"published","published":"2024-09-16T02:32:05Z","modified":"2026-09-21T10:02:23Z","cvss":[{"version":"3.0","score":5.5,"vector":"CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:53:06.535721Z"},{"id":"UBUNTU-CVE-2019-3823","description":"libcurl versions from 7.34.0 to before 7.64.0 are vulnerable to a heap out-of-bounds read in the code handling the end-of-response for SMTP. If the buffer passed to `smtp_endofresp()` isn't NUL terminated and contains no character ending the parsed number, and `len` is set to 5, then the `strtol()` call reads beyond the allocated buffer. The read contents will not be returned to the caller.","status":"published","published":"2019-02-06T00:00:00Z","modified":"2026-04-22T11:57:19.489495Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"},{"version":"3.0","score":4.3,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N","level":"medium"}],"updated_at":"2026-11-02T15:54:21.213407Z"},{"id":"CURL-CVE-2019-3823","title":"SMTP end-of-response out-of-bounds read","description":"libcurl contains a heap out-of-bounds read in the code handling the\nend-of-response for SMTP.\n\nIf the buffer passed to `smtp_endofresp()` is not null-terminated and contains\nno character ending the parsed number, and `len` is set to 5, then the\n`strtol()` call reads beyond the allocated buffer. The read content is not\nreturned to the caller.","status":"published","published":"2019-02-06T08:00:00Z","modified":"2026-10-25T01:04:54.01559487Z","updated_at":"2026-11-02T15:43:55.669514Z"},{"id":"DLA-1672-1","title":"curl - security update","status":"published","published":"2019-02-11T00:00:00Z","modified":"2026-03-09T01:17:52.02774Z","updated_at":"2026-11-02T15:46:09.777694Z"},{"id":"DSA-4386-1","title":"curl - security update","status":"published","published":"2019-02-06T00:00:00Z","modified":"2026-03-09T02:11:00.60977Z","updated_at":"2026-11-02T15:46:16.862196Z"},{"id":"openSUSE-SU-2019:0174-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-3823: Fixed a heap out-of-bounds read in the code handling the end-of-response for SMTP (bsc#1123378).\n- CVE-2019-3822: Fixed a stack based buffer overflow in the function creating an outgoing NTLM type-3 message (bsc#1123377).\n- CVE-2018-16890: Fixed a heap buffer out-of-bounds read in the function handling incoming NTLM type-2 messages (bsc#1123371).\n\nThis update was imported from the SUSE:SLE-15:Update update project.","status":"published","published":"2019-03-23T10:58:25Z","modified":"2026-02-04T03:48:17.430729Z","updated_at":"2026-11-02T16:58:30.39372Z"},{"id":"openSUSE-SU-2024:10582-1","title":"curl-7.79.1-1.1 on GA media","description":"These are all security issues fixed in the curl-7.79.1-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T04:40:36.472951Z","updated_at":"2026-11-02T16:58:34.487567Z"},{"id":"SUSE-SU-2019:0248-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-3823: Fixed a heap out-of-bounds read in the code handling the end-of-response for SMTP (bsc#1123378).\n- CVE-2019-3822: Fixed a stack based buffer overflow in the function creating an outgoing NTLM type-3 message (bsc#1123377).\n- CVE-2018-16890: Fixed a heap buffer out-of-bounds read in the function handling incoming NTLM type-2 messages (bsc#1123371).\n","status":"published","published":"2019-02-06T07:35:24Z","modified":"2026-02-04T02:13:28.642078Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2019:0249-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-3823: Fixed a heap out-of-bounds read in the code handling the end-of-response for SMTP (bsc#1123378).\n- CVE-2019-3822: Fixed a stack based buffer overflow in the function creating an outgoing NTLM type-3 message (bsc#1123377).\n- CVE-2018-16890: Fixed a heap buffer out-of-bounds read in the function handling incoming NTLM type-2 messages (bsc#1123371).\n","status":"published","published":"2019-02-06T07:36:48Z","modified":"2026-02-04T04:24:45.022987Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2019:0249-2","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-3823: Fixed a heap out-of-bounds read in the code handling the end-of-response for SMTP (bsc#1123378).\n- CVE-2019-3822: Fixed a stack based buffer overflow in the function creating an outgoing NTLM type-3 message (bsc#1123377).\n- CVE-2018-16890: Fixed a heap buffer out-of-bounds read in the function handling incoming NTLM type-2 messages (bsc#1123371).\n","status":"published","published":"2019-04-12T06:24:04Z","modified":"2026-02-04T03:30:08.523525Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"SUSE-SU-2019:0339-1","title":"Security update for curl","description":"This update for curl fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2019-3822: Fixed a NTLMv2 type-3 header stack buffer overflow (bsc#1123377).\n- CVE-2019-3823: Fixed an out-of-bounds read in the SMTP end-of-response (bsc#1123378).\n- CVE-2018-16890: Fixed an out-of-bounds buffer read in NTLM type2 (bsc#1123371). \n- CVE-2018-16842: Fixed an out-of-bounds read in tool_msgs.c (bsc#1113660).\n- CVE-2018-16840: Fixed a use-after-free in handle close  (bsc#1113029).\n- CVE-2018-16839: Fixed an SASL password overflow caused by an integer overflow (bsc#1112758).\n\n","status":"published","published":"2019-02-13T07:33:54Z","modified":"2026-02-04T03:49:52.261316Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"USN-3882-1","title":"curl vulnerabilities","description":"Wenxiang Qian discovered that curl incorrectly handled certain NTLM\nauthentication messages. A remote attacker could possibly use this issue to\ncause curl to crash, resulting in a denial of service. This issue only\napplied to Ubuntu 16.04 LTS, Ubuntu 18.04 LTS, and Ubuntu 18.10.\n(CVE-2018-16890)\n\nWenxiang Qian discovered that curl incorrectly handled certain NTLMv2\nauthentication messages. A remote attacker could use this issue to cause\ncurl to crash, resulting in a denial of service, or possibly execute\narbitrary code. This issue only applied to Ubuntu 16.04 LTS, Ubuntu 18.04\nLTS, and Ubuntu 18.10. (CVE-2019-3822)\n\nBrian Carpenter discovered that curl incorrectly handled certain SMTP\nresponses. A remote attacker could possibly use this issue to cause curl to\ncrash, resulting in a denial of service. (CVE-2019-3823)\n","status":"published","published":"2019-02-06T14:07:54Z","modified":"2026-04-22T09:19:17.811399Z","updated_at":"2026-11-02T16:58:14.019824Z"}]}}