#VU64516 Security features bypass in exo - CVE-2022-32278

Vulnerability identifier: #VU64516

Vulnerability risk: Medium

CVSSv4.0: 4.8 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2022-32278

CWE-ID: CWE-254

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
exo
Universal components / Libraries / Libraries used by multiple products

Vendor: xfce-mirror

Description

The vulnerability allows a remote attacker to compromise the affected system.

The vulnerability exists due to xdg-open can execute a ".desktop" file on an attacker-controlled FTP server. A remote attacker can trick the victim into opening a malicious desktop file and execute arbitrary code on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

exo: 0.1.1 - 4.17.1

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External links
https://gitlab.xfce.org/xfce/exo/-/commit/c71c04ff5882b2866a0d8506fb460d4ef796de9f
https://www.debian.org/security/2022/dsa-5164

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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.