CVE-2022-34476

—

CVSS 3.1

9.8 critical

EPSS

<1%p51

Published

Dec 22, 2022 (Dec 22, 2022)

Modified

Jun 17, 2026

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.

Vendors: mozilla
Products: firefox
Weakness: CWE-20
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

NVD CVE.org GitHub PoCs EPSS (0.7%)

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