CVE-2021-23177

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.

Link	Resource
https://bugzilla.redhat.com/show_bug.cgi?id=2024245	Issue Tracking Patch
https://github.com/libarchive/libarchive/issues/1565	Issue Tracking Patch
https://access.redhat.com/security/cve/CVE-2021-23177	Third Party Advisory
https://github.com/libarchive/libarchive/commit/fba4f123cc456d2b2538f811bb831483bf336bad	Patch Third Party Advisory
https://lists.debian.org/debian-lts-announce/2022/11/msg00030.html	Mailing List Third Party Advisory

Configuration 1

cpe:2.3:a:libarchive:libarchive:*:*:*:*:*:*:*:* cpe:2.3:o:fedoraproject:fedora:35:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems:8.0:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_server_for_power_little_endian_update_services_for_sap_solutions:8.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_for_ibm_z_systems_eus:8.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_eus:8.6:*:*:*:*:*:*:* cpe:2.3:o:redhat:enterprise_linux_for_power_little_endian_eus:8.6:*:*:*:*:*:*:* cpe:2.3:o:debian:debian_linux:10.0:*:*:*:*:*:*:*

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Published : 2022-08-23 04:15

Updated : 2022-12-03 02:16

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NVD link : CVE-2021-23177

Mitre link : CVE-2021-23177

No products.

CWE-59