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CVE-2019-11759

CVSS v3.1 8.8 (High)
88% Progress
CVSS v2.0 6.8 (Medium)
68% Progress
EPSS 1.39 % (87th)
1.39% Progress
Affected Products 4
Advisories 31
Info CVSS EPSS CAPEC Affected Configurations References Security Advisories Packages & Software OVAL Tools, Exploits & PoC Graph Web & Social Timeline

An attacker could have caused 4 bytes of HMAC output to be written past the end of a buffer stored on the stack. This could be used by an attacker to execute arbitrary code or more likely lead to a crash. This vulnerability affects Firefox < 70, Thunderbird < 68.2, and Firefox ESR < 68.2.

Weaknesses
CWE-120
Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVE Status
PUBLISHED
CNA
Mozilla Corporation
Published Date
2020-01-08 20:15:12
(4 years ago)
Updated Date
2023-02-01 14:17:40
(19 months ago)

Affected Products

Canonical

Mozilla

Configuration #1

    CPE23 From Up To
  Mozilla Firefox prior 70.0 version cpe:2.3:a:mozilla:firefox < 70.0
  Mozilla Firefox Esr prior 68.2 version cpe:2.3:a:mozilla:firefox_esr < 68.2
  Mozilla Thunderbird prior 68.2 version cpe:2.3:a:mozilla:thunderbird < 68.2

Configuration #2

    CPE23 From Up To
  Canonical Ubuntu Linux 16.04 cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm