Rapid7 Vulnerability & Exploit Database

MFSA2019-34 Firefox: Security vulnerabilities fixed in - Firefox 70 (CVE-2019-11759)

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MFSA2019-34 Firefox: Security vulnerabilities fixed in - Firefox 70 (CVE-2019-11759)

Severity
7
CVSS
(AV:N/AC:M/Au:N/C:P/I:P/A:P)
Published
10/22/2019
Created
10/24/2019
Added
10/23/2019
Modified
01/16/2020

Description

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.

Solution(s)

  • mozilla-firefox-upgrade-70_0

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