CVE-2022-34476

critical

Description

ASN.1 parsing of an indefinite SEQUENCE inside an indefinite GROUP could have resulted in the parser accepting malformed ASN.1. This vulnerability affects Firefox < 102.

References

https://www.mozilla.org/security/advisories/mfsa2022-24/

https://bugzilla.mozilla.org/show_bug.cgi?id=1387919

Details

Source: Mitre, NVD

Published: 2022-12-22

Updated: 2023-01-04

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H