Security readout for executives and security teams
CVE-2011-2921 is a local privilege escalation issue in ktsuss 1.4 and earlier. If the vulnerable setuid-root program is installed, a local user may cause their chosen command to run with root privileges. This is mainly a risk on legacy Linux systems where ktsuss remains installed. Exposure is likely limited to systems with ktsuss 1.4 or earlier installed and configured setuid-root. Internet-facing exposure is not indicated; the primary risk is local users, compromised accounts, or post-compromise privilege escalation on affected hosts. Prioritize remediation on shared servers, administrator workstations, and legacy Linux systems. This is not described as remotely exploitable, but it can turn a low-privileged local foothold into root access. Mitigation focus: Inventory systems for ktsuss and identify versions 1.4 or earlier.; Check Debian, Red Hat, or vendor guidance for package status and fixes.; Remove ktsuss where it is not operationally required..
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
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ATT&CK lookup starting points
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CVE-2011-2921 mapping review
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Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
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CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://security-tracker.debian.org/tracker/CVE-2011-2921CVE reference · x_refsource_MISC
- https://access.redhat.com/security/cve/cve-2011-2921CVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
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