{ "CVE_data_meta": { "ASSIGNER": "security-advisories@github.com", "ID": "CVE-2021-41193", "STATE": "PUBLIC", "TITLE": "Use of Externally-Controlled Format String in wire-avs" }, "affects": { "vendor": { "vendor_data": [ { "product": { "product_data": [ { "product_name": "wire-avs", "version": { "version_data": [ { "version_value": "< 7.1.12" } ] } } ] }, "vendor_name": "wireapp" } ] } }, "data_format": "MITRE", "data_type": "CVE", "data_version": "4.0", "description": { "description_data": [ { "lang": "eng", "value": "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." } ] }, "impact": { "cvss": { "attackComplexity": "LOW", "attackVector": "NETWORK", "availabilityImpact": "HIGH", "baseScore": 9.8, "baseSeverity": "CRITICAL", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "privilegesRequired": "NONE", "scope": "UNCHANGED", "userInteraction": "NONE", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H", "version": "3.1" } }, "problemtype": { "problemtype_data": [ { "description": [ { "lang": "eng", "value": "CWE-134: Use of Externally-Controlled Format String" } ] } ] }, "references": { "reference_data": [ { "name": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv", "refsource": "CONFIRM", "url": "https://github.com/wireapp/wire-avs/security/advisories/GHSA-2j6v-xpf3-xvrv" }, { "name": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe", "refsource": "MISC", "url": "https://github.com/wireapp/wire-avs/commit/40d373ede795443ae6f2f756e9fb1f4f4ae90bbe" } ] }, "source": { "advisory": "GHSA-2j6v-xpf3-xvrv", "discovery": "UNKNOWN" } }