{"id":"CVE-2026-24061","aliases":[],"url":"https://o3.security/vulnerability/CVE-2026-24061","summary":null,"details":"telnetd in GNU Inetutils through 2.7 allows remote authentication bypass via a \"-f root\" value for the USER environment variable.","published":"2026-01-21T07:16:01.597Z","modified":"2026-03-15T22:52:30.436405Z","cvss":{"score":9.8,"severity":"CRITICAL","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},"epss":{"score":0.97878,"percentile":0.99903,"asOf":"2026-09-08"},"cisaKev":null,"exploitsKnown":20,"affectedPackages":[],"fix":null,"references":[{"type":"WEB","url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2026-24061"},{"type":"WEB","url":"https://www.gnu.org/software/inetutils/"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2026-24061-mitigation-script-remote-authentication-bypass-in-gnu-inetutils-package"},{"type":"ADVISORY","url":"https://lists.debian.org/debian-lts-announce/2026/01/msg00025.html"},{"type":"ADVISORY","url":"https://www.openwall.com/lists/oss-security/2026/01/20/2#:~:text=root@...a%3A~%20USER='"},{"type":"ADVISORY","url":"https://lists.gnu.org/archive/html/bug-inetutils/2026-01/msg00004.html"},{"type":"ADVISORY","url":"https://www.vicarius.io/vsociety/posts/cve-2026-24061-detection-script-remote-authentication-bypass-in-gnu-inetutils-package"},{"type":"FIX","url":"https://codeberg.org/inetutils/inetutils/commit/ccba9f748aa8d50a38d7748e2e60362edd6a32cc"},{"type":"FIX","url":"https://codeberg.org/inetutils/inetutils/commit/fd702c02497b2f398e739e3119bed0b23dd7aa7b"},{"type":"ARTICLE","url":"http://www.openwall.com/lists/oss-security/2026/01/22/1"},{"type":"ARTICLE","url":"https://www.openwall.com/lists/oss-security/2026/01/20/8"},{"type":"ARTICLE","url":"https://www.openwall.com/lists/oss-security/2026/01/20/2"},{"type":"EVIDENCE","url":"https://www.labs.greynoise.io/grimoire/2026-01-22-f-around-and-find-out-18-hours-of-unsolicited-houseguests/index.html"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2026-03-15T22:52:30.436405Z"}}