Use of Externally-Controlled Format String in wire-avs

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 vulnerability-report@wire.com