CVE-2021-37979

Advisory lineage Upstream: 0 Downstream: 9
Modified
Published: 02 Nov 2021, 20:25
Last modified:04 Aug 2024, 01:30

Vulnerability Summary

Overall Risk (default)
medium
46/100
CVSS Score
8.8 HIGH
v3.1 (nvd)
EPSS Score
1.71% LOW
2% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

02 Nov 2021, 20:25
Published
Vulnerability first disclosed
04 Aug 2024, 01:30
Last Modified
Vulnerability information updated

Description

heap buffer overflow in WebRTC in Google Chrome prior to 94.0.4606.81 allowed a remote attacker who convinced a user to browse to a malicious website to potentially exploit heap corruption via a crafted HTML page.

CVSS Metrics

  • v3.1•HIGH•Score: 8.8CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • v2.0•MEDIUM•Score: 6.8AV:N/AC:M/Au:N/C:P/I:P/A:P

EPSS Trends

Current EPSS score: 1.71%• Percentile: 82%

Techniques & Countermeasures

  • CWE-787•Out-of-bounds Write

    The product writes data past the end, or before the beginning, of the intended buffer.

Affected Systems

  • debian•debian_linux

    10.0 | 11.0

  • fedoraproject•fedora

    33

  • Unknown•Chrome

    < 94.0.4606.81 | ≥ unspecified, < 94.0.4606.81

References (5)