VulnerabilityModified
CVE-2021-41193
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.
CRITICAL 9.8EPSS 2.47%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.47%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
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. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 2.47% probability · 84th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-134
- Affected
- wire/wire-audio video signaling
- Source
- security-advisories@github.com
References
- https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbePatch, Third Party Advisory
- https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrvPatch, Third Party Advisory
- https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbePatch, Third Party Advisory
- https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrvPatch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.