{"id":"CVE-2017-9287","aliases":["ALPINE-CVE-2017-9287","BELL-CVE-2017-9287","DEBIAN-CVE-2017-9287","DLA-972-1","DSA-3868-1","EUVD-2017-18223","GHSA-rf87-xm6q-rwxc","MGASA-2018-0033","RHSA-2017:1852","SUSE-SU-2017:1567-1","SUSE-SU-2019:0931-1","UBUNTU-CVE-2017-9287","USN-3307-1"],"status":"published","title":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free...","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. 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0.","severity":{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.07143,"percentile":0.9431,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-415"],"published":"2017-05-29T00:00:00Z","modified":"2026-11-02T02:45:55Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.3","package":"openldap","fixed_in":["2.4.44-r1"],"sources":["osv"]},{"ecosystem":"Alpine:v3.4","package":"openldap","fixed_in":["2.4.44-r2"],"sources":["osv"]},{"ecosystem":"Alpine:v3.5","package":"openldap","fixed_in":["2.4.44-r4"],"sources":["osv"]},{"ecosystem":"Alpine:v3.6","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.7","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"openldap","fixed_in":["2.4.44-r5"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"openldap","fixed_in":["2.4.44+dfsg-5"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"openldap","fixed_in":["2.4.44+dfsg-5"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"openldap","fixed_in":["2.4.44+dfsg-5"],"sources":["osv"]},{"ecosystem":"Debian:7","package":"openldap","fixed_in":["2.4.31-2+deb7u3"],"sources":["osv"]},{"ecosystem":"Debian:8","package":"openldap","fixed_in":["2.4.40+dfsg-1+deb8u3"],"sources":["osv"]},{"ecosystem":"Mageia:5","package":"openldap","fixed_in":["2.4.45-1.mga5"],"sources":["osv"]},{"ecosystem":"Red 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Link","web"]},{"url":"http://www.debian.org/security/2017/dsa-3868","tags":["vendor-advisory","x_refsource_DEBIAN","x_transferred","Third Party Advisory","advisory"]},{"url":"https://access.redhat.com/errata/RHSA-2017:1852","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Third Party Advisory","advisory","web"]},{"url":"http://www.securitytracker.com/id/1038591","tags":["vdb-entry","x_refsource_SECTRACK","x_transferred","Broken Link","web"]},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://kc.mcafee.com/corporate/index?page=content\u0026id=SB10365","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","advisory"]},{"url":"http://www.openldap.org/its/?findid=8655","tags":["x_refsource_CONFIRM","x_transferred","Exploit","Patch","Vendor 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in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:00:00Z","modified":"2024-08-05T17:02:44.147Z","updated_at":"2026-11-02T14:33:13.606903Z"}],"euvd":[{"id":"EUVD-2017-18223","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:00:00Z","modified":"2024-08-05T17:02:44Z","updated_at":"2026-11-03T02:23:28.642509Z"}],"ghsa":[{"id":"GHSA-rf87-xm6q-rwxc","title":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free...","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2022-05-13T01:01:03Z","modified":"2023-01-27T05:02:10Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:42:02.011098Z"}],"nvd":[{"id":"CVE-2017-9287","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:29:00.273Z","modified":"2026-06-17T01:27:49.747Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":4,"vector":"AV:N/AC:L/Au:S/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-415"],"updated_at":"2026-11-02T14:03:49.449157Z"}],"osv":[{"id":"ALPINE-CVE-2017-9287","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:29:00.273Z","modified":"2026-06-15T18:18:07.088032118Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:47.187336Z"},{"id":"BELL-CVE-2017-9287","title":"CVE-2017-9287 does not affect BellSoft software","status":"withdrawn","published":"2023-08-31T12:15:23.599902Z","modified":"2026-03-05T07:15:14.18234Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:28:14.701973Z"},{"id":"CVE-2017-9287","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:29:00.273Z","modified":"2026-11-02T02:45:55.274275388Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:06.868403Z"},{"id":"DEBIAN-CVE-2017-9287","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T16:29:00.273Z","modified":"2026-09-01T20:03:51.638000205Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:29.698576Z"},{"id":"RHSA-2017:1852","title":"Red Hat Security Advisory: openldap security, bug fix, and enhancement update","status":"published","published":"2024-09-15T23:54:33Z","modified":"2026-06-26T12:22:00.830571047Z","cvss":[{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:53:04.262457Z"},{"id":"UBUNTU-CVE-2017-9287","description":"servers/slapd/back-mdb/search.c in OpenLDAP through 2.4.44 is prone to a double free vulnerability. A user with access to search the directory can crash slapd by issuing a search including the Paged Results control with a page size of 0.","status":"published","published":"2017-05-29T00:00:00Z","modified":"2026-04-22T11:37:09.310537Z","cvss":[{"version":"3.1","score":6.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.0","score":6.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:16.154988Z"},{"id":"DLA-972-1","title":"openldap - security update","status":"published","published":"2017-06-01T00:00:00Z","modified":"2026-03-09T02:09:26.448665Z","updated_at":"2026-11-02T15:46:13.584509Z"},{"id":"DSA-3868-1","title":"openldap - security update","status":"published","published":"2017-05-30T00:00:00Z","modified":"2026-03-09T01:18:00.787657Z","updated_at":"2026-11-02T15:46:16.523846Z"},{"id":"MGASA-2018-0033","title":"Updated openldap packages fix security vulnerability","description":"A double-free flaw was found in the way OpenLDAP's slapd server using the\nMDB backend handled LDAP searches. A remote attacker with access to search\nthe directory could potentially use this flaw to crash slapd by issuing a\nspecially crafted LDAP search query (CVE-2017-9287).\n\nThe openldap package has been updated to version 2.4.45 to fix this issue\nand other bugs.\n","status":"published","published":"2018-01-03T14:22:14Z","modified":"2026-04-16T06:25:30.497390994Z","updated_at":"2026-11-02T15:49:40.442238Z"},{"id":"SUSE-SU-2017:1567-1","title":"Security update for openldap2","description":"\nThis update for openldap2 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-9287: A double free vulnerability in the mdb backend during search with page size 0 was fixed (bsc#1041764)\n\nNon security bugs fixed:\n\n- Let OpenLDAP read system-wide certificates by default and don't hide the error if\n  the user-specified CA location cannot be read. (bsc#1009470)\n- Fix an uninitialised variable that causes startup failure (bsc#1037396)\n- Fix an issue with transaction management that can cause server crash (bsc#972331)\n\n","status":"published","published":"2017-06-14T14:33:22Z","modified":"2026-02-04T03:05:10.186318Z","updated_at":"2026-11-02T15:53:43.83457Z"},{"id":"SUSE-SU-2019:0931-1","title":"Security update for openldap2","description":"This update for openldap2 fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2017-9287: A double free vulnerability in the mdb backend during search with page size 0 was fixed (bsc#1041764).\n- CVE-2017-17740: Fixed a denial of service (slapd crash) via a member MODDN operation that could have been triggered when both the nops module and the memberof overlay are enabled (bsc#1073313).\n\nNon-security issues fixed:\n\n- Fix a regression in handling of non-blocking connections (bsc#1031702)\n- Fix an uninitialised variable that causes startup failure (bsc#1037396)\n- Fix libldap leaks socket descriptors issue (bsc#1065083)\n","status":"published","published":"2019-04-11T09:11:33Z","modified":"2026-02-04T02:59:09.574729Z","updated_at":"2026-11-02T15:53:45.926331Z"},{"id":"USN-3307-1","title":"openldap vulnerability","description":"Karsten Heymann discovered that OpenLDAP incorrectly handled certain search\nrequests. A remote attacker could use this issue to cause slapd to crash,\nresulting in a denial of service.\n","status":"published","published":"2017-06-01T14:04:25Z","modified":"2026-04-22T09:35:43.813318Z","updated_at":"2026-11-02T16:58:13.496563Z"}]}}