Security restrictions bypass in pipewire



| Updated: 2023-08-15
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
 pipewire
Client/Desktop applications / Multimedia software

Vendor pipewire.org

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU78954

Risk: Low

CVSSv4.0: 1.1 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: N/A

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local application to bypass implemented security restrictions.

The vulnerability exists due to improperly imposed security restrictions in pipewire/impl-link.c. A local application with permissions to access one stream can also access other streams.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

pipewire: before 0.3.75

CPE2.3 External links

https://gitlab.freedesktop.org/pipewire/pipewire/-/commit/9e0932b319203479cb6837b41d4cb7e388063eb3
https://gitlab.freedesktop.org/pipewire/wireplumber/-/issues/218


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.



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