CVE-2021-30509

Advisory lineage Upstream: 0 Downstream: 10
Modified
Published: 04 Jun 2021, 17:15
Last modified:03 Aug 2024, 22:32

Vulnerability Summary

Overall Risk (default)
medium
45/100
CVSS Score
8.8 HIGH
v3.1 (nvd)
EPSS Score
0.27% LOW
0% probability 0.00%
KEV
Not listed
Ransomware
No reports
Public exploits
1 found
Dark Web
Not detected

Timeline

04 Jun 2021, 17:15
Published
Vulnerability first disclosed
03 Aug 2024, 22:32
Last Modified
Vulnerability information updated

Description

Out of bounds write in Tab Strip in Google Chrome prior to 90.0.4430.212 allowed an attacker who convinced a user to install a malicious extension to perform an out of bounds memory write via a crafted HTML page and a crafted Chrome extension.

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: 0.27%• Percentile: 51%

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

  • fedoraproject•fedora

    33 | 34

  • Unknown•Chrome

    < 90.0.4430.212 | ≥ unspecified, < 90.0.4430.212

References (5)