{"id":"CVE-2026-28372","state":"PUBLISHED","title":"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-l","description":"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.","publishedAt":"2026-02-27T05:28:17.383Z","updatedAt":"2026-03-07T17:05:13.869Z","severity":{"score":7.4,"label":"High","version":"3.1","vector":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","source":"mitre"},"assigner":"mitre","products":["GNU inetutils"],"affected":[{"vendor":"GNU","product":"inetutils","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.7","versionType":"custom"}]}],"references":["https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00000.html","https://git.hadrons.org/cgit/debian/pkgs/inetutils.git/commit/?id=3953943d8296310485f98963883a798545ab9a6c","https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00012.html","https://www.openwall.com/lists/oss-security/2026/02/24/1","http://www.openwall.com/lists/oss-security/2026/02/27/3","http://www.openwall.com/lists/oss-security/2026/03/06/2","http://www.openwall.com/lists/oss-security/2026/03/06/3","http://www.openwall.com/lists/oss-security/2026/03/07/1","http://www.openwall.com/lists/oss-security/2026/03/07/2"],"weaknesses":["CWE-829"],"ingestedAt":"2026-10-29T20:11:31.369Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2026/28xxx/CVE-2026-28372.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2026-28372","state":"PUBLISHED","datePublished":"2026-02-27T05:28:17.383Z","dateUpdated":"2026-03-07T17:05:13.869Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2026-02-27T05:28:17.221Z"},"containers":{"cna":{"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."}],"affected":[{"vendor":"GNU","product":"inetutils","defaultStatus":"unknown","versions":[{"version":"0","status":"affected","lessThanOrEqual":"2.7","versionType":"custom"}]}],"references":[{"url":"https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00000.html"},{"url":"https://git.hadrons.org/cgit/debian/pkgs/inetutils.git/commit/?id=3953943d8296310485f98963883a798545ab9a6c"},{"url":"https://lists.gnu.org/archive/html/bug-inetutils/2026-02/msg00012.html"},{"url":"https://www.openwall.com/lists/oss-security/2026/02/24/1"}],"metrics":[{"cvssV3_1":{"attackComplexity":"HIGH","attackVector":"LOCAL","availabilityImpact":"HIGH","baseScore":7.4,"baseSeverity":"HIGH","confidentialityImpact":"HIGH","integrityImpact":"HIGH","privilegesRequired":"NONE","scope":"UNCHANGED","userInteraction":"NONE","vectorString":"CVSS:3.1/AV:L/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H","version":"3.1"},"format":"CVSS","scenarios":[{"lang":"en","value":"GENERAL"}]}],"problemTypes":[{"descriptions":[{"cweId":"CWE-829","description":"CWE-829 Inclusion of Functionality from Untrusted Control Sphere","lang":"en","type":"CWE"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2026-02-27T05:32:11.770Z"},"x_generator":{"engine":"CVE-Request-form 0.0.1"}},"adp":[{"title":"CISA ADP Vulnrichment","metrics":[{"other":{"type":"ssvc","content":{"timestamp":"2026-02-27T00:00:00+00:00","options":[{"Exploitation":"poc"},{"Automatable":"no"},{"Technical Impact":"total"}],"role":"CISA Coordinator","version":"2.0.3","id":"CVE-2026-28372"}}}],"providerMetadata":{"shortName":"CISA-ADP","orgId":"134c704f-9b21-4f2e-91b3-4a467353bcc0","dateUpdated":"2026-03-04T04:55:14.892Z"}},{"title":"CVE Program Container","references":[{"url":"http://www.openwall.com/lists/oss-security/2026/02/27/3"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/06/2"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/06/3"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/07/1"},{"url":"http://www.openwall.com/lists/oss-security/2026/03/07/2"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2026-03-07T17:05:13.869Z"}}]}}}