Risk Letters

Exploited vulnerability

CVE-2022-2294

TLP:CLEAR

WebRTC Heap Buffer Overflow Vulnerability

WebRTC, an open-source project providing web browsers with real-time communication, contains a heap buffer overflow vulnerability that allows an attacker to perform shellcode execution. This vulnerability impacts web browsers using WebRTC including but not limited to Google Chrome.

Facts

  • Vendor: WebRTC
  • Product: WebRTC
  • CVSS: 8.8
  • EPSS (probability of exploitation within 30 days): 70.8 %
  • On CISA's Known Exploited Vulnerabilities list since: 25 August 2022
  • First known exploitation: 25 August 2022
  • Used in ransomware campaigns (per CISA): Yes
  • CISA's deadline for US federal agencies: 15 September 2022
  • Weakness: CWE-122
  • First seen by Risk Letters: 25 August 2022

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Data: NVD (public domain), CISA KEV, FIRST EPSS, MITRE ATT&CK, AlienVault OTX. NVD