CVE-2022-4964 : Ubuntu's pipewire-pulse in snap grants microphone access even when the snap inte

Ubuntu's pipewire-pulse in snap grants microphone access even when the snap interface for audio-record is not set.

Published 2024-01-24 01:15:08

Updated 2024-01-30 21:50:31

Source Canonical Ltd.

View at NVD, CVE.org

Products affected by CVE-2022-4964

Canonical » Ubuntu Pipewire-pulse » Version: N/A
cpe:2.3:a:canonical:ubuntu_pipewire-pulse:-:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.03%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 6 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source	First Seen
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	1.8	3.6	NIST	2024-01-30
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	1.8	3.6	Canonical Ltd.	2024-01-24
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None
5.5	MEDIUM	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N	N/A	N/A	RedHat-CVE-2022-4964	2024-01-24
Attack Vector: Local Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE-276 Incorrect Default Permissions

During installation, installed file permissions are set to allow anyone to modify those files.

Assigned by: nvd@nist.gov (Primary)

https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/1779

pipewire-pulse: add snap permissions support (!1779) · Merge requests · PipeWire / pipewire · GitLab
Issue Tracking;Patch
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4964

CVE - ERROR: Couldn't find 'CVE-2022-4964'
Third Party Advisory
https://bugs.launchpad.net/ubuntu/+source/pipewire/+bug/1995707/

Bug #1995707 “pipewire-pulse grants microphone access to snaps w...” : Bugs : pipewire package : Ubuntu
Exploit;Issue Tracking
https://gitlab.freedesktop.org/pipewire/wireplumber/-/merge_requests/567

wireplumber: add support for snap permissions (!567) · Merge requests · PipeWire / wireplumber · GitLab
Issue Tracking;Patch

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