openEuler 22.03 LTS update for atril

1) OS Command Injection

EUVDB-ID: #VU85779

Risk: High

CVSSv3.1: 7.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C]

CVE-ID: CVE-2023-51698

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation when handling CBT documents. A remote attacker can trick the victim to open a specially crafted document and execute arbitrary OS commands on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's repository.

Vulnerable software versions

openEuler: 22.03 LTS

atril-debuginfo: before 1.22.3-4

atril-debugsource: before 1.22.3-4

atril-libs: before 1.22.3-4

atril-devel: before 1.22.3-4

atril: before 1.22.3-4

External links

http://www.openeuler.org/en/security/security-bulletins/detail/?id=openEuler-SA-2024-1493

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. However, proof of concept for this vulnerability is available.