CVE-2020-12395

Public on 2020-05-19
Modified on 2020-05-20
Description
Memory safety flaws were found in Mozilla Firefox and Thunderbird. Memory corruption that an attacker could leverage with enough effort, could allow arbitrary code to run. The highest threat from this vulnerability is to data confidentiality and integrity as well as system availability.
Severity
Critical severity
Critical
CVSS v3 Base Score
9.8
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core thunderbird 2020-05-19 ALAS2-2020-1429 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv3 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
NVD CVSSv2 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C