{"id":"CVE-2011-2921","url":"https://www.cyber-defence.io/tools/cve/CVE-2011-2921","generatedAt":"2026-11-05T02:30:34.985Z","title":"ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command execution with root privileges.","description":"ktsuss versions 1.4 and prior has the uid set to root and does not drop privileges prior to executing user specified commands, which can result in command execution with root privileges.","published":"2019-11-19T17:15:11.000Z","lastModified":"2026-06-16T23:32:15.000Z","status":"Modified","sourceIdentifier":"secalert@redhat.com","cvss":{"version":"3.1","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"},"cwe":["CWE-273"],"affected":["ktsuss project/ktsuss"],"epss":{"score":0.83114,"percentile":0.99676,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":1,"verified":true,"firstPublished":"2019-09-03","source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[{"edbId":47344,"kind":"exploit","title":"ktsuss 1.4 - suid Privilege Escalation (Metasploit)","url":"https://www.exploit-db.com/exploits/47344","sourceUrl":"https://gitlab.com/exploit-database/exploitdb/-/blob/main/exploits/linux/local/47344.rb","file":"exploits/linux/local/47344.rb","published":"2019-09-03","added":"2019-09-03","updated":"2019-09-03","author":"Metasploit","type":"local","platform":"linux","port":null,"verified":true,"codes":["CVE-2011-2921"],"tags":"Local","aliases":null,"applicationUrl":null,"screenshotUrl":null,"referenceUrl":"https://raw.githubusercontent.com/rapid7/metasploit-framework/master/modules/exploits/linux/local/ktsuss_suid_priv_esc.rb"}]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 83.1%, higher than 100% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"http://packetstormsecurity.com/files/154307/ktsuss-Suid-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"secalert@redhat.com"},{"url":"https://access.redhat.com/security/cve/cve-2011-2921","tags":["Broken Link","Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-2921","tags":["Third Party Advisory"],"source":"secalert@redhat.com"},{"url":"http://packetstormsecurity.com/files/154307/ktsuss-Suid-Privilege-Escalation.html","tags":["Exploit","Third Party Advisory","VDB Entry"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://access.redhat.com/security/cve/cve-2011-2921","tags":["Broken Link","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://security-tracker.debian.org/tracker/CVE-2011-2921","tags":["Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2011-2921","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}