Vulnerability CVE-2019-11759: Information

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.

Severity: HIGH (8.8) Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Published: Jan. 8, 2020
Modified: Feb. 1, 2023
Error type identifier: CWE-120

Fixed packages

References to Advisories, Solutions, and Tools

    1. Configuration 1

      cpe:2.3:a:mozilla:firefox_esr:*:*:*:*:*:*:*:*
      End excliding
      68.2

      cpe:2.3:a:mozilla:thunderbird:*:*:*:*:*:*:*:*
      End excliding
      68.2

      cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*
      End excliding
      70.0

      Configuration 2

      cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:esm:*:*:*