{"cve":"CVE-2022-34174","nvd":{"published":"2022-06-23T17:15:15.507","modified":"2026-06-17T04:49:50.793","status":"Modified","description":"In Jenkins 2.355 and earlier, LTS 2.332.3 and earlier, an observable timing discrepancy on the login form allows distinguishing between login attempts with an invalid username, and login attempts with a valid username and wrong password, when using the Jenkins user database security realm.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N","score":7.5},"cwes":["CWE-203"],"references":["https://www.jenkins.io/security/advisory/2022-06-22/#SECURITY-2566","https://www.jenkins.io/security/advisory/2022-06-22/#SECURITY-2566"],"products":["jenkins:jenkins"],"source":"nvd","synced_at":"2026-10-19T21:32:39.174919249+00:00"},"epss":{"cve":"CVE-2022-34174","score":0.01628,"percentile":0.76183,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-9grj-j43m-mjqr","url":"https://osv.dev/vulnerability/GHSA-9grj-j43m-mjqr","summary":"Observable timing discrepancy allows determining username validity in Jenkins","modified":"2024-02-16T08:21:04.044623Z","packages":[{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","purl":"pkg:maven/org.jenkins-ci.main/jenkins-core","ranges":[">=2.334 <2.356"],"fixed":["2.356"]},{"ecosystem":"Maven","name":"org.jenkins-ci.main:jenkins-core","purl":"pkg:maven/org.jenkins-ci.main/jenkins-core","ranges":["<2.332.4"],"fixed":["2.332.4"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}