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CVE-2021-29988

CVSS v3.1 8.8 (High)
88% Progress
CVSS v2.0 6.8 (Medium)
68% Progress
EPSS 1.00 % (84th)
1.00% Progress
Affected Products 3
Advisories 39
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

Firefox incorrectly treated an inline list-item element as a block element, resulting in an out of bounds read or memory corruption, and a potentially exploitable crash. This vulnerability affects Thunderbird < 78.13, Thunderbird < 91, Firefox ESR < 78.13, and Firefox < 91.

Weaknesses
CWE-125
Out-of-bounds Read
CWE-787
Out-of-bounds Write
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2021-08-17 20:15:08
(3 years ago)
Updated Date
2022-12-09 19:15:53
(21 months ago)

Affected Products

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 91.0 version cpe:2.3:a:mozilla:firefox < 91.0
  Mozilla Firefox Esr prior 78.13.0 version cpe:2.3:a:mozilla:firefox_esr < 78.13.0
  Mozilla Thunderbird prior 78.13.0 version cpe:2.3:a:mozilla:thunderbird < 78.13.0