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CVE-2023-7216

Published: 5 February 2024

A path traversal vulnerability was found in the CPIO utility. This issue could allow a remote unauthenticated attacker to trick a user into opening a specially crafted archive. During the extraction process, the archiver could follow symlinks outside of the intended directory, this allows writing files in arbitrary directories through symlinks.

Notes

AuthorNote
fabian
Upstream believes this is normal behavior.
https://lists.gnu.org/archive/html/bug-cpio/2024-03/msg00000.html

Priority

Medium

Cvss 3 Severity Score

5.3

Score breakdown

Status

Package Release Status
cpio
Launchpad, Ubuntu, Debian
bionic Deferred
(2024-04-26)
focal Deferred
(2024-04-26)
jammy Deferred
(2024-04-26)
mantic Deferred
(2024-04-26)
noble Deferred
(2024-04-26)
trusty Deferred
(2024-04-26)
upstream Needs triage

xenial Deferred
(2024-04-26)

Severity score breakdown

Parameter Value
Base score 5.3
Attack vector Local
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality Low
Integrity impact Low
Availability impact Low
Vector CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:L/I:L/A:L