Vulnerability in Wire Wire-audio_video_signaling
CVE-2021-41193
wire-avs is the audio visual signaling (AVS) component of Wire, an open-source messenger. A remote format string vulnerability in versions prior to 7.1.12 allows an attacker to cause a denial of service or possibly execute arbitrary code…
EPSS: 0.024 (81.7th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Wire Wire-audio_video_signaling
- Wireapp Wire-avs — versions < 7.1.12
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security-advisories@github.com (x_refsource_CONFIRM, Patch, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-41193?
- CVE-2021-41193 is a critical-severity vulnerability in Wire Wire-audio_video_signaling, classified under Use of Externally-Controlled Format String. CVSS score: 9.8/10. Published 2022-03-01.
- How severe is CVE-2021-41193?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-41193 known to be exploited?
- 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.