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Δ / VULNERABILITY RECORD

CVE-2021-3156.

Source-reported disclosure and enrichment record.

SEVERITY / CVSSUnscoredNo severity score in this snapshot.
EXPLOITATION STATUSCISA known exploitedAdded Apr 06, 2022
RECORD STATUSAwaiting NVD dataModified Apr 06, 2022

Disclosure summary

Sudo contains an off-by-one error that can result in a heap-based buffer overflow, which allows for privilege escalation.

CISA remediation guidance

Apply updates per vendor instructions.

Original records & references

PUBLISHED 2022-04-06T00:00:00-04:00
MODIFIED 2022-04-06T00:00:00-04:00
INGESTED 2026-10-06T11:42:58-04:00