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.
Published: 2022-08-23
Score: 7.8 High
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

No analysis available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories
Source ID Title
Debian DLA Debian DLA DLA-2987-1 libarchive security update
Debian DLA Debian DLA DLA-3202-1 libarchive security update
EUVD EUVD EUVD-2021-10287 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.
Ubuntu USN Ubuntu USN USN-5291-1 libarchive vulnerabilities
History

No history.

Subscriptions

Debian Debian Linux
Fedoraproject Fedora
Libarchive Libarchive
Redhat Codeready Linux Builder Enterprise Linux Enterprise Linux Eus Enterprise Linux For Ibm Z Systems Enterprise Linux For Ibm Z Systems Eus Enterprise Linux For Power Little Endian Enterprise Linux For Power Little Endian Eus Enterprise Linux Server Aus Enterprise Linux Server For Power Little Endian Update Services For Sap Solutions Enterprise Linux Server Tus
cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-03T19:05:55.631Z

Reserved: 2021-12-16T00:00:00.000Z

Link: CVE-2021-23177

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2022-08-23T16:15:09.280

Modified: 2024-11-21T05:51:19.970

Link: CVE-2021-23177

cve-icon Redhat

Severity : Moderate

Publid Date: 2021-08-21T00:00:00Z

Links: CVE-2021-23177 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses