CVE-2021-3156: Sudo Heap-Based Buffer Overflow Vulnerability
Sudo contains an off-by-one error that can result in a heap-based buffer overflow, which allows for privilege escalation. Required action: Apply updates per vendor instructions.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2022-04-06T00:00:00Z
- Confidence basis
- No actor match
- Record ID
e3d71623f2abfcc08119
Vulnerabilities
CVE-2021-3156
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.