Ubuntu update for atril

1) Path traversal

EUVDB-ID: #VU87347

Risk: High

CVSSv4.0: 5.7 [CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2023-52076

CWE-ID: CWE-22 - Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform directory traversal attacks.

The vulnerability exists due to input validation error when processing directory traversal sequences. A remote attacker can trick the victim to open a specially crafted document and overwrite arbitrary files on the system.

Mitigation

Update the affected package atril to the latest version.

Vulnerable software versions

Ubuntu: 16.04 - 23.10

libatrildocument3 (Ubuntu package): before Ubuntu Pro

atril-common (Ubuntu package): before Ubuntu Pro

atril (Ubuntu package): before Ubuntu Pro

CPE2.3

• cpe:2.3:o:canonical:ubuntu:16.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:18.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:20.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:22.04:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:ubuntu:23.10:*:*:*:*:*:*:*
• cpe:2.3:o:canonical:libatrildocument3_ubuntu_package:*:*:*:*:*:ubuntu:*:*
• cpe:2.3:o:canonical:atril-common_ubuntu_package:*:*:*:*:*:ubuntu:*:*
• cpe:2.3:o:canonical:atril_ubuntu_package:*:*:*:*:*:ubuntu:*:*

External links

https://ubuntu.com/security/notices/USN-6808-1

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.