Use of Externally-Controlled Format String in wire-avs
CVE-2021-41193

9.8CRITICAL

Key Information:

Vendor

Wireapp

Status
Wire-avs
Vendor
CVE Published:
1 March 2022

What is 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. The issue has been fixed in wire-avs 7.1.12. There are currently no known workarounds.

Affected Version(s)

wire-avs < 7.1.12

References

https://github.com/wireapp/wire-avs/security/advisories/G...
x_refsource_CONFIRM
https://github.com/wireapp/wire-avs/commit/40d373ede79544...
x_refsource_MISC

CVSS V3.1

Score:
9.8
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.