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CVE-2021-23177 An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the…

Description

An improper link resolution flaw while extracting an archive can lead to changing the access control list (ACL) of the target of the link. 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 change the ACL of a file on the system and gain more privileges.

Affected products and versions

Product Affected versions Fixed in
libarchive Versions not published

Other CVEs of libarchive

The 3 CVEs of libarchive →
CVE-2025-1632 A vulnerability was found in libarchive up to 3.7.7 4.8 Medium CVE-2021-31566 An improper link resolution flaw can occur while extracting an archive leading to changing modes, times, access… Not rated
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