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CVE-2011-2921
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…
Critical9.8EPSS 83.1%
- Published
- Updated
- Reserved
- Assigned by
- redhat
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 3.1 | Critical9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
- EPSS (exploitation in 30 days)
- 83.1% · top 0.3% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: Critical 9.8.
Weakness
Affected products
References (3)
- http://packetstormsecurity.com/files/154307/ktsuss-Suid-Privilege-Escalation.html (opens in a new tab)x_refsource_MISCx_transferred
- https://security-tracker.debian.org/tracker/CVE-2011-2921 (opens in a new tab)x_refsource_MISCx_transferred
- https://access.redhat.com/security/cve/cve-2011-2921 (opens in a new tab)x_refsource_MISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2011-2921)Record last updated .