{"id":"CVE-2025-45311","state":"PUBLISHED","title":"Insecure permissions in fail2ban-client v0.11.2 allows attackers with limited sudo privileges to perform arbitrary operations as root. NOTE: this is disputed by multiple parties be","description":"Insecure permissions in fail2ban-client v0.11.2 allows attackers with limited sudo privileges to perform arbitrary operations as root. NOTE: this is disputed by multiple parties because the action for a triggered rule can legitimately be an arbitrary operation as root. Thus, the software is behaving in accordance with its intended privilege model.","publishedAt":"2025-11-26T00:00:00.000Z","updatedAt":"2025-12-03T16:05:06.094Z","severity":{"score":8.8,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","source":"CISA-ADP"},"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://packetstorm.news/files/id/189989","https://gist.github.com/R-Security/1c707a08f9c7f9a91d9d84b5010aaed2","https://github.com/fail2ban/fail2ban/issues/4110","http://www.openwall.com/lists/oss-security/2025/12/03/2"],"weaknesses":["CWE-266"],"ingestedAt":"2026-10-29T20:09:17.366Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2025/45xxx/CVE-2025-45311.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2025-45311","state":"PUBLISHED","datePublished":"2025-11-26T00:00:00.000Z","dateUpdated":"2025-12-03T16:05:06.094Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2025-04-22T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"Insecure permissions in fail2ban-client v0.11.2 allows attackers with limited sudo privileges to perform arbitrary operations as root. NOTE: this is disputed by multiple parties because the action for a triggered rule can legitimately be an arbitrary operation as root. Thus, the software is behaving in accordance with its intended privilege model."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://packetstorm.news/files/id/189989"},{"url":"https://gist.github.com/R-Security/1c707a08f9c7f9a91d9d84b5010aaed2"},{"url":"https://github.com/fail2ban/fail2ban/issues/4110"}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2025-12-01T14:53:51.013Z"},"tags":["disputed"]},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"cvssV3_1":{"scope":"UNCHANGED","version":"3.1","baseScore":8.8,"attackVector":"NETWORK","baseSeverity":"HIGH","vectorString":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","integrityImpact":"HIGH","userInteraction":"NONE","attackComplexity":"LOW","availabilityImpact":"HIGH","privilegesRequired":"LOW","confidentialityImpact":"HIGH"}},{"other":{"type":"ssvc","content":{"timestamp":"2025-11-28T19:53:31.392245Z","id":"CVE-2025-45311","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}}],"problemTypes":[{"descriptions":[{"cweId":"CWE-266","type":"CWE","lang":"en","description":"CWE-266 Incorrect Privilege Assignment"}]}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2025-11-28T19:56:01.011Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2025/12/03/2"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-12-03T16:05:06.094Z"}}]}}}