{"id":"CVE-2016-5408","aliases":["DEBIAN-CVE-2016-5408","DLA-556-1","EUVD-2016-6353","GHSA-5f9j-8ghm-9gxx","RHSA-2016:1573"],"status":"published","title":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package...","description":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.","severity":{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-07","score":0.04352,"percentile":0.91288,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-119"],"published":"2016-07-22T00:00:00Z","modified":"2026-06-26T10:31:12Z","fixes":[{"ecosystem":"Debian:7","package":"squid3","fixed_in":["3.1.20-2.2+deb7u6"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:6::server","package":"squid","fixed_in":["7:3.1.23-16.el6_8.6"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:6::server","package":"squid-debuginfo","fixed_in":["7:3.1.23-16.el6_8.6"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"squid","fixed_in":["7:3.1.23-16.el6_8.6"],"sources":["osv"]},{"ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"squid-debuginfo","fixed_in":["7:3.1.23-16.el6_8.6"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Debian:7","package":"squid3","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.1.20-2.2+deb7u6"}]}],"versions":["3.1.20-2.2","3.1.20-2.2+deb7u1","3.1.20-2.2+deb7u2","3.1.20-2.2+deb7u3","3.1.20-2.2+deb7u4","3.1.20-2.2+deb7u5"]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"squid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.23-16.el6_8.6"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::server","package":"squid-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.23-16.el6_8.6"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"squid","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.23-16.el6_8.6"}]}]},{"source":"osv","ecosystem":"Red Hat:enterprise_linux:6::workstation","package":"squid-debuginfo","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"7:3.1.23-16.el6_8.6"}]}]}],"products":[{"vendor":"oracle","product":"linux"},{"vendor":"redhat","product":"enterprise_linux_server"},{"vendor":"redhat","product":"enterprise_linux_workstation"}],"references":[{"url":"http://www.oracle.com/technetwork/topics/security/linuxbulletinjul2016-3090544.html","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"http://rhn.redhat.com/errata/RHSA-2016-1573.html","tags":["vendor-advisory","x_refsource_REDHAT","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2016-5408","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-5f9j-8ghm-9gxx"},{"url":"https://access.redhat.com/errata/RHSA-2016:1573","tags":["advisory"]},{"url":"https://rhn.redhat.com/errata/RHSA-2016-1138.html","tags":["article"]},{"url":"https://access.redhat.com/security/updates/classification/#moderate","tags":["article"]},{"url":"https://bugzilla.redhat.com/show_bug.cgi?id=1359203","tags":["report"]},{"url":"https://security.access.redhat.com/data/csaf/v2/advisories/2016/rhsa-2016_1573.json","tags":["advisory"]},{"url":"https://access.redhat.com/security/cve/CVE-2016-5408","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2016-5408","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2016-5408","description":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.","status":"published","published":"2016-08-10T14:00:00Z","modified":"2024-08-06T01:00:59.966Z","updated_at":"2026-11-02T14:33:30.767029Z"}],"euvd":[{"id":"EUVD-2016-6353","description":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.","status":"published","published":"2016-08-10T14:00:00Z","modified":"2024-08-06T01:00:59Z","updated_at":"2026-11-03T02:22:42.442421Z"}],"ghsa":[{"id":"GHSA-5f9j-8ghm-9gxx","title":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package...","description":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.","status":"published","published":"2022-05-13T01:29:42Z","modified":"2023-02-01T05:08:10Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:50:41.695645Z"}],"nvd":[{"id":"CVE-2016-5408","description":"Stack-based buffer overflow in the munge_other_line function in cachemgr.cgi in the squid package before 3.1.23-16.el6_8.6 in Red Hat Enterprise Linux 6 allows remote attackers to execute arbitrary code via unspecified vectors.  NOTE: this vulnerability exists because of an incorrect fix for CVE-2016-4051.","status":"published","published":"2016-08-10T14:59:02.097Z","modified":"2026-06-17T00:49:21.507Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-119"],"updated_at":"2026-11-02T14:03:28.854267Z"}],"osv":[{"id":"RHSA-2016:1573","title":"Red Hat Security Advisory: squid security update","status":"published","published":"2024-09-15T23:38:53Z","modified":"2026-06-26T10:31:12Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:03.734507Z"},{"id":"DLA-556-1","title":"squid3 - security update","status":"published","published":"2016-07-22T00:00:00Z","modified":"2026-03-09T02:09:30.936699Z","updated_at":"2026-11-02T15:46:13.207219Z"}]}}