by Kastro
Paper/Archive/CVE-2021-41193

CVE-2021-41193

wireapp wire-avs — Use of Externally-Controlled Format String in wire-avs

EPSS 2%CVSS 9.8
critical.is priorityof 100
46
CVSS 9.8 (CNA, NVD agree)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 84.5.845 × 2016.9No public exploit+100.0SSVC exploitation: none+100.0
Description · from the CVE record

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

ProductAffectedFixed inSource
wire-avs< 7.1.12–CNA

Scores by source

GitHub_M (CNA)9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
CISA ADPSSVCExploitation: none · Automatable: yes · Technical impact: total

References

refgithub.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrvrefgithub.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe