{"id":"USN-7992-2","summary":"inetutils vulnerability","details":"USN-7992-1 fixed vulnerabilities in telnetd in Inetutils. This update\nprovides the corresponding update for Ubuntu 16.04 LTS, Ubuntu 18.04 LTS,\nand Ubuntu 20.04 LTS.\n\nOriginal advisory details:\n\n Kyu Neushwaistein discovered that telnetd in Inetutils incorrectly handled\n certain environment variables. A remote attacker could use this issue to\n bypass authentication and open a session as an administrator.","modified":"2026-02-19T20:29:32.057880Z","published":"2026-02-18T17:02:47Z","related":["UBUNTU-CVE-2026-24061"],"upstream":["CVE-2026-24061","UBUNTU-CVE-2026-24061"],"references":[{"type":"ADVISORY","url":"https://ubuntu.com/security/notices/USN-7992-2"},{"type":"REPORT","url":"https://ubuntu.com/security/CVE-2026-24061"}],"affected":[{"package":{"name":"inetutils","ecosystem":"Ubuntu:Pro:16.04:LTS","purl":"pkg:deb/ubuntu/inetutils@2:1.9.4-1ubuntu0.1~esm5?arch=source&distro=esm-apps/xenial"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.9.4-1ubuntu0.1~esm5"}]}],"versions":["2:1.9.4-1","2:1.9.4-1build1","2:1.9.4-1ubuntu0.1~esm1","2:1.9.4-1ubuntu0.1~esm2","2:1.9.4-1ubuntu0.1~esm3"],"ecosystem_specific":{"binaries":[{"binary_name":"inetutils-ftp","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-ftpd","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-inetd","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-ping","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-syslogd","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-talk","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-talkd","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-telnet","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-telnetd","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-tools","binary_version":"2:1.9.4-1ubuntu0.1~esm5"},{"binary_name":"inetutils-traceroute","binary_version":"2:1.9.4-1ubuntu0.1~esm5"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7992-2.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-24061"}],"ecosystem":"Ubuntu:Pro:16.04:LTS"}}},{"package":{"name":"inetutils","ecosystem":"Ubuntu:Pro:18.04:LTS","purl":"pkg:deb/ubuntu/inetutils@2:1.9.4-3ubuntu0.1+esm4?arch=source&distro=esm-apps/bionic"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.9.4-3ubuntu0.1+esm4"}]}],"versions":["2:1.9.4-2build1","2:1.9.4-3","2:1.9.4-3ubuntu0.1","2:1.9.4-3ubuntu0.1+esm1","2:1.9.4-3ubuntu0.1+esm2"],"ecosystem_specific":{"binaries":[{"binary_name":"inetutils-ftp","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-ftpd","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-inetd","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-ping","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-syslogd","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-talk","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-talkd","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-telnet","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-telnetd","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-tools","binary_version":"2:1.9.4-3ubuntu0.1+esm4"},{"binary_name":"inetutils-traceroute","binary_version":"2:1.9.4-3ubuntu0.1+esm4"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7992-2.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-24061"}],"ecosystem":"Ubuntu:Pro:18.04:LTS"}}},{"package":{"name":"inetutils","ecosystem":"Ubuntu:Pro:20.04:LTS","purl":"pkg:deb/ubuntu/inetutils@2:1.9.4-11ubuntu0.2+esm3?arch=source&distro=esm-apps/focal"},"ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2:1.9.4-11ubuntu0.2+esm3"}]}],"versions":["2:1.9.4-10build1","2:1.9.4-11","2:1.9.4-11ubuntu0.1","2:1.9.4-11ubuntu0.1+esm1","2:1.9.4-11ubuntu0.2","2:1.9.4-11ubuntu0.2+esm1"],"ecosystem_specific":{"binaries":[{"binary_name":"inetutils-ftp","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-ftpd","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-inetd","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-ping","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-syslogd","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-talk","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-talkd","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-telnet","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-telnetd","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-tools","binary_version":"2:1.9.4-11ubuntu0.2+esm3"},{"binary_name":"inetutils-traceroute","binary_version":"2:1.9.4-11ubuntu0.2+esm3"}],"availability":"Available with Ubuntu Pro: https://ubuntu.com/pro"},"database_specific":{"source":"https://github.com/canonical/ubuntu-security-notices/blob/main/osv/usn/USN-7992-2.json","cves_map":{"cves":[{"severity":[{"type":"CVSS_V3","score":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H"},{"type":"Ubuntu","score":"high"}],"id":"CVE-2026-24061"}],"ecosystem":"Ubuntu:Pro:20.04:LTS"}}}],"schema_version":"1.7.3"}