CVE-2021-41193
Use of Externally-Controlled Format String in wire-avs
Description
### Impact A remote format string vulnerability allowed an attacker to cause a denial of service or possibly execute arbitrary code. ### Patches * The issue has been fixed in wire-avs 7.1.12 and is already included on all Wire products (currently used version is 8.0.x) ### Workarounds * No workaround known ### References * Fixed in commit https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe ### For more information If you have any questions or comments about this advisory feel free to email us at [[email protected]](mailto:[email protected])
How to fix CVE-2021-41193
To remediate CVE-2021-41193, upgrade the affected package to a fixed version below.
- —upgrade to 7.1.12 or later
Is CVE-2021-41193 being exploited?
Low — EPSS is 1.6%, meaning exploitation activity has not been observed at scale.
Affected packages (1)
- from 0, < 7.1.12
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |