Vulnerability · Published Jan 24, 2024 · Assigned by canonical
CVE-2022-4964
Medium 5.5
In plain English
A medium-severity incorrect default permissions in Ubuntu pipewire-pulse from Canonical Ltd.. Proof-of-concept exploit code is public. The chance it is exploited in the next 30 days is estimated at 0.3% (higher than 21% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS 3.1)5.5Medium
Exploit odds (30 days)0.3%top 79.2% of all CVEs
Exploited in the wildNo reportsCISA SSVC: poc
Attack toolingNoneno public tooling known
Official description
Ubuntu's pipewire-pulse in snap grants microphone access even when the snap interface for audio-record is not set.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | pipewire | no fix listed | DEBIAN-CVE-2022-4964 |
| Debian:13 | pipewire | 1.0.2-1 | DEBIAN-CVE-2022-4964 |
| Debian:14 | pipewire | 1.0.2-1 | DEBIAN-CVE-2022-4964 |
| Ubuntu:22.04:LTS | pipewire | no fix listed | UBUNTU-CVE-2022-4964 |
| Ubuntu:22.04:LTS | wireplumber | no fix listed | UBUNTU-CVE-2022-4964 |
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| Canonical Ltd. | Ubuntu pipewire-pulse | 0 |
Weakness: CWE-276 · Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
References
- https://bugs.launchpad.net/ubuntu/+source/pipewire/+bug/1995707/ issue-tracking
- https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-4964 issue-tracking
- https://gitlab.freedesktop.org/pipewire/pipewire/-/merge_requests/1779 issue-tracking
- https://gitlab.freedesktop.org/pipewire/wireplumber/-/merge_requests/567 issue-tracking