What is the CVSS score of CVE-2021-30473?

CVE-2021-30473 has a CVSS 3.1 base score of 9.8 (Critical). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H. EPSS exploitation probability: 2.1%.

Is there a patch available for CVE-2021-30473?

Yes, a patch is available for CVE-2021-30473. Update the affected software to the latest version immediately.

Aomedia CVE-2021-30473

CRITICAL

Release of Invalid Pointer or Reference (CWE-763)

2021-05-06 cve@mitre.org

Information Disclosure Aomedia Fedora

9.8

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

9.8 CRITICAL

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Lifecycle Timeline

CVE Published

May 06, 2021 - 15:15 nvd

CRITICAL 9.8

DescriptionNVD

aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap.

AnalysisAI

aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap. Rated critical severity (CVSS 9.8), this vulnerability is remotely exploitable, no authentication required, low attack complexity.

Technical ContextAI

This vulnerability is classified under CWE-763. aom_image.c in libaom in AOMedia before 2021-04-07 frees memory that is not located on the heap. Affected products include: Aomedia, Fedoraproject Fedora. Version information: before 2021.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Apply vendor patches when available. Implement network segmentation and monitoring as interim mitigations.