#VU95150 UNIX symbolic link following in Snapd - CVE-2024-29069

Vulnerability identifier: #VU95150

Vulnerability risk: Low

CVSSv4.0: 0.4 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:A/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2024-29069

CWE-ID: CWE-61

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Snapd
Universal components / Libraries / Software for developers

Vendor: snapcore

Description

The vulnerability allows a local user to gain access to sensitive information.

The vulnerability exists due to a symlink following issue when extracting a snap. An attacker who could convince a user to install a malicious snap can force the application to write data into a world-readable directory and gain access to sensitive information.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Snapd: 2.0 - 2.61.3

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External links
https://github.com/snapcore/snapd/pull/13682

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Q & A

Can this vulnerability be exploited remotely?

No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.

Is there known malware, which exploits this vulnerability?

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