{"id":"CVE-2023-26112","aliases":["DEBIAN-CVE-2023-26112","EUVD-2023-1260","GHSA-c33w-24p9-8m24","PYSEC-2026-1270","SUSE-SU-2023:3368-1","SUSE-SU-2023:3369-1","UBUNTU-CVE-2023-26112","USN-7040-1","USN-7040-2","openSUSE-SU-2024:13199-1","openSUSE-SU-2026:12005-1"],"status":"published","title":"configobj ReDoS exploitable by developer using values in a server-side configuration file","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration 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Basesystem 15 SP5","package":"python-configobj","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.6-150000.3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Linux Enterprise Real Time 15 SP3","package":"python-configobj","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.6-150000.3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Manager Proxy 4.2","package":"python-configobj","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.6-150000.3.3.1"}]}]},{"source":"osv","ecosystem":"SUSE:Manager Server 4.2","package":"python-configobj","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.6-150000.3.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap Micro 5.4","package":"python-configobj","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"5.0.6-150000.3.3.1"}]}]},{"source":"osv","ecosystem":"openSUSE:Leap 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Party Advisory","evidence","web","report"]},{"url":"https://github.com/DiffSK/configobj/issues/232","tags":["x_transferred","Issue Tracking","report","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZHY7B33EFY4LESP2NI4APQUPRROTAZK/","tags":["x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BO4RLMYEJODCNUE3DJIIUUFVTPAG6VN/","tags":["x_transferred","web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYU4IHVLOTYMFPH7KDOJGKZQR4GKWPFK/","tags":["x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-26112","tags":["advisory"]},{"url":"https://github.com/DiffSK/configobj/commit/7c618b0bbaff6ecaca51a6f05b29795d1377a4a5","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/6BO4RLMYEJODCNUE3DJIIUUFVTPAG6VN","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/NZHY7B33EFY4LESP2NI4APQUPRROTAZK","tags":["web"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproject.org/message/PYU4IHVLOTYMFPH7KDOJGKZQR4GKWPFK","tags":["web"]},{"url":"https://pypi.org/project/configobj/5.0.9","tags":["web"]},{"url":"https://github.com/advisories/GHSA-c33w-24p9-8m24","tags":["advisory"]},{"url":"https://security-tracker.debian.org/tracker/CVE-2023-26112","tags":["advisory"]},{"url":"https://github.com/DiffSK/configobj","tags":["package"]},{"url":"https://pypi.org/project/configobj","tags":["package"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233368-1/","tags":["advisory"]},{"url":"https://bugzilla.suse.com/1210070","tags":["report"]},{"url":"https://www.suse.com/security/cve/CVE-2023-26112","tags":["web"]},{"url":"https://www.suse.com/support/update/announcement/2023/suse-su-20233369-1/","tags":["advisory"]},{"url":"https://ubuntu.com/security/CVE-2023-26112","tags":["report"]},{"url":"https://www.cve.org/CVERecord?id=CVE-2023-26112","tags":["report"]},{"url":"https://ubuntu.com/security/notices/USN-7040-1","tags":["advisory"]},{"url":"https://ubuntu.com/security/notices/USN-7040-2","tags":["advisory"]},{"url":"","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2023-26112","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:00:01.443Z","modified":"2025-02-13T19:35:38.781Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P","level":"low","assessor":"cna"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:35:15.434947Z"}],"euvd":[{"id":"EUVD-2023-1260","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:00:01Z","modified":"2025-02-13T19:35:38Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L/E:P","level":"low"}],"updated_at":"2026-11-02T20:53:31.305109Z"}],"ghsa":[{"id":"GHSA-c33w-24p9-8m24","title":"configobj ReDoS exploitable by developer using values in a server-side configuration file","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\). **Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T06:30:19Z","modified":"2024-12-16T22:46:11Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:38:25.334027Z"}],"nvd":[{"id":"CVE-2023-26112","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:15:07.753Z","modified":"2026-06-17T05:42:42.19Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low","assessor":"secondary"},{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium","assessor":"primary"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T14:07:51.883939Z"}],"osv":[{"id":"CVE-2023-26112","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:15:07.753Z","modified":"2026-10-05T10:26:49.520098663Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:44:31.135751Z"},{"id":"DEBIAN-CVE-2023-26112","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\).\r\r**Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:15:07.753Z","modified":"2026-10-26T18:00:43.893098099Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"}],"updated_at":"2026-11-02T15:45:39.369204Z"},{"id":"GHSA-c33w-24p9-8m24","title":"configobj ReDoS exploitable by developer using values in a server-side configuration file","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\). **Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T06:30:19Z","modified":"2026-09-10T03:49:53.76573886Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"cwes":["CWE-1333"],"updated_at":"2026-11-02T15:46:44.571161Z"},{"id":"PYSEC-2026-1270","title":"configobj ReDoS exploitable by developer using values in a server-side configuration file","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\). **Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2026-07-07T11:45:17.786428Z","modified":"2026-07-07T17:47:12.898028785Z","cvss":[{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T15:52:54.622769Z"},{"id":"UBUNTU-CVE-2023-26112","description":"All versions of the package configobj are vulnerable to Regular Expression Denial of Service (ReDoS) via the validate function, using (.+?)\\((.*)\\). **Note:** This is only exploitable in the case of a developer, putting the offending value in a server side configuration file.","status":"published","published":"2023-04-03T05:15:00Z","modified":"2026-02-04T03:21:33.729967Z","cvss":[{"version":"3.1","score":5.9,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"medium"},{"version":"3.1","score":3.7,"vector":"CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:L","level":"low"}],"updated_at":"2026-11-02T16:54:20.198616Z"},{"id":"openSUSE-SU-2024:13199-1","title":"python310-configobj-5.0.8-3.1 on GA media","description":"These are all security issues fixed in the python310-configobj-5.0.8-3.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2024-06-15T00:00:00Z","modified":"2026-02-04T03:02:28.166295Z","updated_at":"2026-11-02T16:58:36.025801Z"},{"id":"openSUSE-SU-2026:12005-1","title":"python313-configobj-5.0.9-1.6 on GA media","description":"These are all security issues fixed in the python313-configobj-5.0.9-1.6 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2026-10-04T00:00:00Z","modified":"2026-10-05T10:15:46.31735582Z","updated_at":"2026-11-02T16:58:40.245664Z"},{"id":"SUSE-SU-2023:3368-1","title":"Security update for python-configobj","description":"This update for python-configobj fixes the following issues:\n\n- CVE-2023-26112: Fixed regular expression denial of service vulnerability in validate.py (bsc#1210070).\n","status":"published","published":"2023-08-22T09:10:00Z","modified":"2026-02-04T04:35:25.893716Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"SUSE-SU-2023:3369-1","title":"Security update for python-configobj","description":"This update for python-configobj fixes the following issues:\n  \n- CVE-2023-26112: Fixed regular expression denial of service vulnerability in validate.py (bsc#1210070).\n","status":"published","published":"2023-08-22T09:13:57Z","modified":"2026-02-04T02:44:05.236355Z","updated_at":"2026-11-02T15:53:53.440387Z"},{"id":"USN-7040-1","title":"configobj vulnerability","description":"It was discovered that ConfigObj contains regex that is susceptible to\ncatastrophic backtracking. An attacker could possibly use this issue to\ncause a regular expression denial of service.\n","status":"published","published":"2024-09-26T16:19:18Z","modified":"2026-06-25T13:32:28.876033534Z","updated_at":"2026-11-02T16:58:18.876384Z"},{"id":"USN-7040-2","title":"configobj vulnerability","description":"USN-7040-1 fixed a vulnerability in ConfigObj. This update\nprovides the corresponding update for Ubuntu 14.04 LTS.\n\nOriginal advisory details:\n\n It was discovered that ConfigObj contains regex that is susceptible to\n catastrophic backtracking. An attacker could possibly use this issue to\n cause a regular expression denial of service.\n","status":"published","published":"2024-10-14T15:57:06Z","modified":"2026-06-29T13:51:17.151434673Z","updated_at":"2026-11-02T16:58:18.876384Z"}]}}