cvedb.io
CVE-2021-31566
HIGH · CVSS 7.8
EPSS exploitation probability: 0%
Published 2022-08-23T16:15:09.337 · Last modified 2026-06-17T03:52:00.643

Summary

An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access control lists, and flags of a file outside of the archive. An attacker may provide a malicious archive to a victim user, who would trigger this flaw when trying to extract the archive. A local attacker may use this flaw to gain more privileges in a system.

Affected products

libarchive — libarchive

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References

This product uses data from the NVD API but is not endorsed or certified by the NVD. Informational only; not professional security advice.