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CVE-2020-36241

Published: 5 February 2021

autoar-extractor.c in GNOME gnome-autoar through 0.2.4, as used by GNOME Shell, Nautilus, and other software, allows Directory Traversal during extraction because it lacks a check of whether a file's parent is a symlink to a directory outside of the intended extraction location.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
gnome-autoar
Launchpad, Ubuntu, Debian
bionic
Released (0.2.3-1ubuntu0.1)
focal
Released (0.2.3-2ubuntu0.1)
groovy
Released (0.2.4-2ubuntu0.1)
trusty Does not exist

upstream Needs triage

xenial Does not exist

Patches:
upstream: https://gitlab.gnome.org/GNOME/gnome-autoar/-/commit/adb067e645732fdbe7103516e506d09eb6a54429

Severity score breakdown

Parameter Value
Base score 5.5
Attack vector Local
Attack complexity Low
Privileges required Low
User interaction None
Scope Unchanged
Confidentiality High
Integrity impact None
Availability impact None
Vector CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N