{"id":"CVE-2018-11805","aliases":["ALPINE-CVE-2018-11805","CLSA-2026-1777548876","CLSA-2026-1777548877","DEBIAN-CVE-2018-11805","DLA-2037-1","DSA-4584-1","EUVD-2018-3797","GHSA-639c-xqgw-3jh5","MGASA-2019-0406","RHSA-2020:4625","SUSE-SU-2020:0810-1","SUSE-SU-2020:0811-1","SUSE-SU-2020:0813-1","UBUNTU-CVE-2018-11805","USN-4237-1","USN-4237-2","openSUSE-SU-2020:0446-1","openSUSE-SU-2024:11395-1"],"status":"published","title":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands...","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","severity":{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-08","score":0.00907,"percentile":0.60127,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-78"],"published":"2019-12-12T22:11:05Z","modified":"2026-10-24T10:30:27Z","fixes":[{"ecosystem":"Alpine:v3.10","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.11","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.12","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.13","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.14","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.15","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.16","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.17","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.18","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.19","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.20","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.21","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.22","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.23","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.24","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.8","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"Alpine:v3.9","package":"spamassassin","fixed_in":["3.4.3-r0"],"sources":["osv"]},{"ecosystem":"TuxCare:OracleLinux:6","package":"spamassassin","fixed_in":["3.3.1-3.el6.tuxcare.els3"],"sources":["osv"]},{"ecosystem":"TuxCare:CentOS:6","package":"spamassassin","fixed_in":["3.3.1-3.el6.tuxcare.els3"],"sources":["osv"]},{"ecosystem":"Debian:12","package":"spamassassin","fixed_in":["3.4.3~rc6-1"],"sources":["osv"]},{"ecosystem":"Debian:13","package":"spamassassin","fixed_in":["3.4.3~rc6-1"],"sources":["osv"]},{"ecosystem":"Debian:14","package":"spamassassin","fixed_in":["3.4.3~rc6-1"],"sources":["osv"]},{"ecosystem":"Ubuntu:Pro:14.04:LTS","package":"spamassassin","fixed_in":["3.4.2-0ubuntu0.14.04.1+esm1"],"sources":["osv"]},{"ecosystem":"Ubuntu:16.04:LTS","package":"spamassassin","fixed_in":["3.4.2-0ubuntu0.16.04.2"],"sources":["osv"]},{"ecosystem":"Ubuntu:18.04:LTS","package":"spamassassin","fixed_in":["3.4.2-0ubuntu0.18.04.2"],"sources":["osv"]}],"affected":[{"source":"osv","ecosystem":"Alpine:v3.10","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.11","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.12","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.13","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.14","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.15","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.16","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.17","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.18","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.19","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.20","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.21","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.22","package":"spamassassin","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"3.4.3-r0"}]}]},{"source":"osv","ecosystem":"Alpine:v3.23","package":"spamassassin","ran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Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T22:11:05Z","modified":"2024-08-05T08:17:09.279Z","updated_at":"2026-11-02T14:35:09.139955Z"}],"euvd":[{"id":"EUVD-2018-3797","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T22:11:05Z","modified":"2024-08-05T08:17:09Z","updated_at":"2026-11-03T02:39:54.565302Z"}],"ghsa":[{"id":"GHSA-639c-xqgw-3jh5","title":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands...","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2022-05-24T17:03:34Z","modified":"2024-04-04T02:43:16Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:56:11.047077Z"}],"nvd":[{"id":"CVE-2018-11805","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T23:15:11.947Z","modified":"2026-06-17T01:36:38.083Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium","assessor":"primary"},{"version":"2.0","score":7.2,"vector":"AV:L/AC:L/Au:N/C:C/I:C/A:C","level":"high","assessor":"primary"}],"cwes":["CWE-78"],"updated_at":"2026-11-02T14:04:59.278647Z"}],"osv":[{"id":"ALPINE-CVE-2018-11805","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T23:15:11.947Z","modified":"2026-10-23T17:17:55.206086734Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:27:47.187336Z"},{"id":"CVE-2018-11805","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T23:15:11.947Z","modified":"2026-10-24T10:30:27.050535653Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:07.934182Z"},{"id":"DEBIAN-CVE-2018-11805","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T23:15:11.947Z","modified":"2026-10-23T18:03:36.71364398Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:29.988046Z"},{"id":"RHSA-2020:4625","title":"Red Hat Security Advisory: spamassassin security update","status":"published","published":"2024-09-16T03:48:04Z","modified":"2026-06-27T10:12:04Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:07.57369Z"},{"id":"UBUNTU-CVE-2018-11805","description":"In Apache SpamAssassin before 3.4.3, nefarious CF files can be configured to run system commands without any output or errors. With this, exploits can be injected in a number of scenarios. In addition to upgrading to SA 3.4.3, we recommend that users should only use update channels or 3rd party .cf files from trusted places.","status":"published","published":"2019-12-12T23:15:00Z","modified":"2026-02-04T03:22:25.570617Z","cvss":[{"version":"3.1","score":6.7,"vector":"CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"medium"}],"updated_at":"2026-11-02T15:54:16.544091Z"},{"id":"CLSA-2026-1777548876","title":"spamassassin: Fix of CVE-2018-11805","description":"- CVE-2018-11805: require --reallyallowplugins for sa-update --allowplugins to mitigate plugin injection from updates","status":"published","published":"2026-04-30T11:34:43Z","modified":"2026-06-01T00:33:25.966174831Z","updated_at":"2026-11-02T15:43:44.384419Z"},{"id":"CLSA-2026-1777548877","title":"spamassassin: Fix of CVE-2018-11805","description":"- CVE-2018-11805: require --reallyallowplugins for sa-update --allowplugins to mitigate plugin injection from updates","status":"published","published":"2026-05-05T21:20:53Z","modified":"2026-06-01T00:33:16.936511753Z","updated_at":"2026-11-02T15:43:44.384419Z"},{"id":"DLA-2037-1","title":"spamassassin - security update","status":"published","published":"2019-12-16T00:00:00Z","modified":"2026-03-09T01:21:56.849182Z","updated_at":"2026-11-02T15:46:10.227108Z"},{"id":"DSA-4584-1","title":"spamassassin - security update","status":"published","published":"2019-12-14T00:00:00Z","modified":"2026-03-09T02:08:54.098032Z","updated_at":"2026-11-02T15:46:17.19998Z"},{"id":"MGASA-2019-0406","title":"Updated spamassassin packages fix security vulnerabilities","description":"The updated packages fix security vulnerabilities:\n\nIn Apache SpamAssassin before 3.4.3, nefarious CF files can be configured\nto run system commands without any output or errors. With this, exploits\ncan be injected in a number of scenarios. In addition to upgrading to SA\n3.4.3, we recommend that users should only use update channels or 3rdparty\n.cf files from trusted places. (CVE-2018-11805)\n\nIn Apache SpamAssassin before 3.4.3, a message can be crafted in a way to\nuse excessive resources. Upgrading to SA 3.4.3 as soon as possible is the\nrecommended fix but details will not be shared publicly. (CVE-2019-12420)\n","status":"published","published":"2019-12-24T12:24:34Z","modified":"2026-04-16T04:42:02.097751113Z","updated_at":"2026-11-02T15:49:41.151324Z"},{"id":"openSUSE-SU-2020:0446-1","title":"Security update for spamassassin","description":"This update for spamassassin fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-11805: Fixed an issue with delimiter handling in rule files \n  related to is_regexp_valid() (bsc#1118987).\n- CVE-2020-1930: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands (bsc#1162197).\n- CVE-2020-1931: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands with warnings (bsc#1162200).\n  \nNon-security issue fixed:\n\n- Altering hash requires restarting loop (bsc#862963).\n\nThis update was imported from the SUSE:SLE-15-SP1:Update update project.","status":"published","published":"2020-04-04T14:19:31Z","modified":"2026-02-04T03:06:05.65185Z","updated_at":"2026-11-02T16:58:31.152112Z"},{"id":"openSUSE-SU-2024:11395-1","title":"perl-Mail-SpamAssassin-3.4.6-71.3 on GA media","description":"These are all security issues fixed in the perl-Mail-SpamAssassin-3.4.6-71.3 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T02:16:54.806419Z","updated_at":"2026-11-02T16:58:35.195147Z"},{"id":"SUSE-SU-2020:0810-1","title":"Security update for spamassassin","description":"This update for spamassassin fixes the following issues:\n\n- CVE-2018-11805: Fixed an issue with delimiter handling in rule files \n  related to is_regexp_valid() (bsc#1118987).\n- CVE-2020-1930: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands (bsc#1162197).\n- CVE-2020-1931: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands with warnings (bsc#1162200).\n","status":"published","published":"2020-03-30T08:28:13Z","modified":"2026-02-04T04:16:09.755104Z","updated_at":"2026-11-02T15:53:47.634847Z"},{"id":"SUSE-SU-2020:0811-1","title":"Security update for spamassassin","description":"This update for spamassassin fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-11805: Fixed an issue with delimiter handling in rule files \n  related to is_regexp_valid() (bsc#1118987).\n- CVE-2020-1930: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands (bsc#1162197).\n- CVE-2020-1931: Fixed an issue with rule configuration (.cf) files which \n  can be configured to run system commands with warnings (bsc#1162200).\n  \nNon-security issue fixed:\n\n- Altering hash requires restarting loop (bsc#862963).\n","status":"published","published":"2020-03-30T08:33:26Z","modified":"2026-02-04T03:26:31.229421Z","updated_at":"2026-11-02T15:53:47.634847Z"},{"id":"SUSE-SU-2020:0813-1","title":"Security update for spamassassin","description":"This update for spamassassin fixes the following issues:\n\nSecurity issues fixed:\n\n- CVE-2018-11805: Fixed an issue with delimiter handling in rule files\n  related to is_regexp_valid() (bsc#1118987).\n- CVE-2020-1930: Fixed an issue with rule configuration (.cf) files which\n  can be configured to run system commands (bsc#1162197).\n- CVE-2020-1931: Fixed an issue with rule configuration (.cf) files which\n  can be configured to run system commands with warnings (bsc#1162200).\n\nNon-security issue fixed:\n\n- Altering hash requires restarting loop (bsc#862963).\n","status":"published","published":"2020-03-30T10:58:33Z","modified":"2026-02-04T02:40:58.570953Z","updated_at":"2026-11-02T15:53:47.634847Z"},{"id":"USN-4237-1","title":"spamassassin vulnerabilities","description":"It was discovered that SpamAssassin incorrectly handled certain CF files.\nIf a user or automated system were tricked into using a specially-crafted\nCF file, a remote attacker could possibly run arbitrary code.\n(CVE-2018-11805)\n\nIt was discovered that SpamAssassin incorrectly handled certain messages.\nA remote attacker could possibly use this issue to cause SpamAssassin to\nconsume resources, resulting in a denial of service. (CVE-2019-12420)\n","status":"published","published":"2020-01-13T15:46:45Z","modified":"2026-02-10T04:41:45Z","updated_at":"2026-11-02T16:58:14.547547Z"},{"id":"USN-4237-2","title":"spamassassin vulnerabilities","description":"USN-4237-1 fixed several vulnerabilities in SpamAssassin. This update provides\nthe corresponding update for Ubuntu 12.04 ESM and 14.04 ESM.\n\nOriginal advisory details:\n\n It was discovered that SpamAssassin incorrectly handled certain CF files.\n If a user or automated system were tricked into using a specially-crafted\n CF file, a remote attacker could possibly run arbitrary code.\n (CVE-2018-11805)\n\n It was discovered that SpamAssassin incorrectly handled certain messages.\n A remote attacker could possibly use this issue to cause SpamAssassin to\n consume resources, resulting in a denial of service. (CVE-2019-12420)\n","status":"published","published":"2020-01-15T10:37:52Z","modified":"2026-02-10T04:41:45Z","updated_at":"2026-11-02T16:58:14.547547Z"}]}}