{"attribution":"This product uses data from the NVD API but is not endorsed or certified by the NVD.","cve":{"id":"CVE-2026-28372","sourceIdentifier":"cve@mitre.org","published":"2026-02-27T06:18:00.077","lastModified":"2026-06-17T10:28:30.070","vulnStatus":"Modified","cveTags":[],"descriptions":[{"lang":"en","value":"telnetd in GNU inetutils through 2.7 allows privilege escalation that can be exploited by abusing systemd service credentials support added to the login(1) implementation of util-linux in release 2.40. This is related to client control over the CREDENTIALS_DIRECTORY environment variable, and requires an unprivileged local user to create a login.noauth file."},{"lang":"es","value":"telnetd en GNU inetutils hasta la versión 2.7 permite la escalada de privilegios que puede ser explotada al abusar del soporte de credenciales de servicio de systemd añadido a la implementación de login(1) de util-linux en la versión 2.40. Esto está relacionado con el control del cliente sobre la variable de entorno CREDENTIALS_DIRECTORY, y requiere que un usuario local sin privilegios cree un archivo login.noauth."}],"affected":[{"source":"cve@mitre.org","affectedData":[{"vendor":"GNU","product":"inetutils","defaultStatus":"unknown","versions":[{"version":"0","lessThanOrEqual":"2.7","versionType":"custom","status":"affected"}]}]}],"metrics":{"cvssMetricV31":[{"source":"cve@mitre.org","type":"Secondary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","baseScore":7.4,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"HIGH","privilegesRequired":"NONE","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.4,"impactScore":5.9},{"source":"nvd@nist.gov","type":"Primary","cvssData":{"version":"3.1","vectorString":"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H","baseScore":7.8,"baseSeverity":"HIGH","attackVector":"LOCAL","attackComplexity":"LOW","privilegesRequired":"LOW","userInteraction":"NONE","scope":"UNCHANGED","confidentialityImpact":"HIGH","integrityImpact":"HIGH","availabilityImpact":"HIGH"},"exploitabilityScore":1.8,"impactScore":5.9}],"ssvcV203":[{"source":"134c704f-9b21-4f2e-91b3-4a467353bcc0","ssvcData":{"timestamp":"2026-02-27T00:00:00+00:00","id":"CVE-2026-28372","options":[{"exploitation":"poc"},{"automatable":"no"},{"technicalImpact":"total"}],"role":"CISA Coordinator","version":"2.0.3"}}]},"weaknesses":[{"source":"cve@mitre.org","type":"Secondary","description":[{"lang":"en","value":"CWE-829"}]}],"configurations":[{"nodes":[{"operator":"OR","negate":false,"cpeMatch":[{"vulnerable":true,"criteria":"cpe:2.3:a:gnu:inetutils:*:*:*:*:*:*:*:*","versionEndIncluding":"2.7","matchCriteriaId":"6381CFAE-9A10-40ED-BC93-1DB55CB44327"}]}]}],"references":[{"url":"https://git.hadrons.org/cgit/debian/pkgs/inetutils.git/commit/?id=3953943d8296310485f98963883a798545ab9a6c","source":"cve@mitre.org","tags":["Patch"]},{"url":"https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00000.html","source":"cve@mitre.org","tags":["Exploit","Mailing List","Third Party Advisory"]},{"url":"https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00012.html","source":"cve@mitre.org","tags":["Mailing List","Third Party Advisory"]},{"url":"https://www.openwall.com/lists/oss-security/2026/02/24/1","source":"cve@mitre.org","tags":["Mailing List","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/02/27/3","source":"af854a3a-2127-422b-91ae-364da2661108","tags":["Mailing List","Third Party Advisory"]},{"url":"http://www.openwall.com/lists/oss-security/2026/03/06/2","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/06/3","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/07/1","source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/07/2","source":"af854a3a-2127-422b-91ae-364da2661108"}]}}