CVE-2022-34476 - Vulnerability Details - OpenCVE

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.

Published: 2022-12-22

Score: 9.8 Critical

EPSS: < 1% Very Low

KEV: No

Impact:

Action:

Analysis

Analysis and contextual insights are available on OpenCVE Cloud.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

Mozilla

Firefox

affected

Version	Status	Constraints
`unspecified`	affected	< 102

Configuration 1 [-]

cpe:2.3:a:mozilla:firefox:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No vendor fix or workaround currently provided.

Additional remediation guidance may be available on OpenCVE Cloud.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2022-37431	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.
Ubuntu USN	USN-5504-1	Firefox vulnerabilities

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00588.

Exploitation none

Automatable yes

Technical Impact total

References

Link	Providers
https://bugzilla.mozilla.org/show_bug.cgi?id=1387919
https://www.mozilla.org/security/advisories/mfsa2022-24/

History

Tue, 15 Apr 2025 19:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-20
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Mozilla Firefox

MITRE

Status: PUBLISHED

Assigner: mozilla

Published: 2022-12-22T00:00:00.000Z

Updated: 2025-04-15T18:26:49.845Z

Reserved: 2022-06-24T00:00:00.000Z

Link: CVE-2022-34476

Vulnrichment

Updated: 2024-08-03T09:15:15.214Z

NVD

Status : Modified

Published: 2022-12-22T20:15:32.510

Modified: 2025-04-15T19:16:03.597

Link: CVE-2022-34476

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

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