Vulnerability Database

299,455

Total vulnerabilities in the database

CVE-2021-29964

A locally-installed hostile program could send WM_COPYDATA messages that Firefox would process incorrectly, leading to an out-of-bounds read. This bug only affects Firefox on Windows. Other operating systems are unaffected.. This vulnerability affects Thunderbird < 78.11, Firefox < 89, and Firefox ESR < 78.11.

  • Published: Jun 24, 2021
  • Updated: Apr 14, 2023
  • CVE: CVE-2021-29964
  • Severity: High
  • Exploit:

CVSS v3:

  • Severity: High
  • Score: 7.1
  • AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

CVSS v2:

  • Severity: Medium
  • Score: 5.8
  • AV:N/AC:M/Au:N/C:P/I:N/A:P

CWEs:

Software From Fixed in
mozilla / firefox - 89.0
mozilla / firefox_esr - 78.11
mozilla / thunderbird - 78.11