{"id":"CVE-2023-6481","aliases":["EUVD-2023-3212","GHSA-gm62-rw4g-vrc4","OESA-2023-1946","ROOT-APP-MAVEN-CVE-2023-6481","openSUSE-SU-2025:15597-1"],"status":"published","title":"Logback \"receiver\" DOS vulnerability CVE-2023-6378 incomplete fix","description":"A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.","severity":{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-09","score":0.00682,"percentile":0.52753,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"published":"2023-12-04T08:35:44Z","modified":"2026-10-28T02:30:23Z","fixes":[{"ecosystem":"Maven","package":"ch.qos.logback:logback-core","fixed_in":["1.4.14","1.3.14","1.2.13"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.13"},{"last_affected":"1.4.13"},{"fixed":"1.4.14"}]}],"versions":["1.4.13"]},{"source":"ghsa","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.3.13"},{"last_affected":"1.3.13"},{"fixed":"1.3.14"}]}],"versions":["1.3.13"]},{"source":"ghsa","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.2.12"},{"last_affected":"1.2.12"},{"fixed":"1.2.13"}]}],"versions":["1.2.12"]},{"source":"osv","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.4.13"},{"fixed":"1.4.14"}]}],"versions":["1.4.13"]},{"source":"osv","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.3.13"},{"fixed":"1.3.14"}]}],"versions":["1.3.13"]},{"source":"osv","ecosystem":"Maven","package":"ch.qos.logback:logback-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"1.2.12"},{"fixed":"1.2.13"}]}],"versions":["1.2.12"]},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP1","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP3","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:20.03-LTS-SP4","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe2003sp4"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe2203sp2"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS-SP1","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe2203sp1"}]}],"bundled":2},{"source":"osv","ecosystem":"openEuler:22.03-LTS-SP2","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.8-3.oe2203sp2"}]}],"bundled":2},{"source":"osv","ecosystem":"openSUSE:Tumbleweed","package":"logback","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"1.2.13-1.1"}]}],"bundled":3}],"products":[{"vendor":"qos","product":"logback"},{"vendor":"qos.ch sarl","product":"logback"}],"references":[{"url":"https://logback.qos.ch/news.html#1.3.12","tags":["x_transferred","Release Notes","web"]},{"url":"https://logback.qos.ch/news.html#1.3.14","tags":["x_transferred","Release Notes","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6481","tags":["advisory"]},{"url":"https://github.com/qos-ch/logback/commit/7018a3609c7bcc9dc7bf5903509901a986e5f578","tags":["web"]},{"url":"https://github.com/qos-ch/logback/commit/c612b2fa3caf6eef3c75f1cd5859438451d0fd6f","tags":["web"]},{"url":"https://github.com/advisories/GHSA-gm62-rw4g-vrc4"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2023/6xxx/CVE-2023-6481.json","tags":["advisory"]},{"url":"https://github.com/qos-ch/logback","tags":["package"]},{"url":"https://www.openeuler.org/en/security/safety-bulletin/detail.html?id=openEuler-SA-2023-1946","tags":["advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2023-6378","tags":["advisory"]},{"url":"","tags":["advisory"]},{"url":"https://www.suse.com/security/cve/CVE-2023-6378","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2023-6481","tags":["web"]},{"url":"https://www.suse.com/security/cve/CVE-2025-11226","tags":["web"]}],"sources":{"cve":[{"id":"CVE-2023-6481","title":"Logback \"receiver\" DOS vulnerability CVE-2023-6378 incomplete fix","description":"A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n","status":"published","published":"2023-12-04T08:35:44.396Z","modified":"2024-08-02T08:28:21.829Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"cna"}],"updated_at":"2026-11-02T14:35:25.095989Z"}],"euvd":[{"id":"EUVD-2023-3212","description":"A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n","status":"published","published":"2023-12-04T08:35:44Z","modified":"2024-08-02T08:28:21Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:10.614957Z"}],"ghsa":[{"id":"GHSA-gm62-rw4g-vrc4","title":"Logback is vulnerable to an attacker mounting a Denial-Of-Service attack by sending poisoned data","description":"A serialization vulnerability in logback receiver component part of logback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service attack by sending poisoned data.\n","status":"published","published":"2023-12-04T09:30:23Z","modified":"2023-12-08T15:06:34Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T14:37:24.593982Z"}],"nvd":[{"id":"CVE-2023-6481","description":"A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n","status":"published","published":"2023-12-04T09:15:37.25Z","modified":"2026-06-17T06:50:49.71Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high","assessor":"secondary"},{"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","assessor":"primary"}],"updated_at":"2026-11-02T14:08:52.544469Z"}],"osv":[{"id":"CVE-2023-6481","title":"Logback \"receiver\" DOS vulnerability CVE-2023-6378 incomplete fix","description":"A serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\n\n","status":"published","published":"2023-12-04T08:35:44.396Z","modified":"2026-10-28T02:30:23.575636451Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:44:36.851042Z"},{"id":"GHSA-gm62-rw4g-vrc4","title":"Logback is vulnerable to an attacker mounting a Denial-Of-Service attack by sending poisoned data","description":"A serialization vulnerability in logback receiver component part of logback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service attack by sending poisoned data.\n","status":"published","published":"2023-12-04T09:30:23Z","modified":"2026-09-10T03:50:04.490429448Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:46:47.822182Z"},{"id":"OESA-2023-1946","title":"logback security update","description":"Logback is intended as a successor to the popular log4j project.\r\n\r\nSecurity Fix(es):\r\n\r\nA serialization vulnerability in logback receiver component part of \nlogback version 1.4.11 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\r\n\r\n(CVE-2023-6378)\r\n\r\nA serialization vulnerability in logback receiver component part of \nlogback version 1.4.13, 1.3.13 and 1.2.12 allows an attacker to mount a Denial-Of-Service \nattack by sending poisoned data.\r\n\r\n(CVE-2023-6481)","status":"published","published":"2023-12-22T11:06:23Z","modified":"2026-08-18T01:18:06.395815111Z","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":"2026-11-02T15:52:40.71472Z"},{"id":"ROOT-APP-MAVEN-CVE-2023-6481","title":"CVE-2023-6481 in io.root.ch.qos.logback:logback-core - Patched by Root","description":"Root has patched CVE-2023-6481 in the io.root.ch.qos.logback:logback-core package for Root:Maven. Multiple fixed versions available.","status":"withdrawn","published":"2026-07-17T10:25:12Z","modified":"2026-07-29T08:00:22.547433658Z","cvss":[{"version":"3.1","score":7.1,"vector":"CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:C/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-02T15:53:27.066589Z"},{"id":"openSUSE-SU-2025:15597-1","title":"logback-1.2.13-1.1 on GA media","description":"These are all security issues fixed in the logback-1.2.13-1.1 package on the GA media of openSUSE Tumbleweed.","status":"published","published":"2025-10-03T00:00:00Z","modified":"2026-03-23T04:53:58.979011Z","updated_at":"2026-11-02T16:58:37.810934Z"}]}}