What is the CVSS score of CVE-2020-12933?

CVE-2020-12933 has a CVSS 3.1 base score of 5.5 (Medium). CVSS vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H. EPSS exploitation probability: 0.3%.

Is there a patch available for CVE-2020-12933?

Yes, a patch is available for CVE-2020-12933. Update the affected software to the latest version immediately.

Atikmdag Sys CVE-2020-12933

MEDIUM

Out-of-bounds Read (CWE-125)

2020-10-13 psirt@amd.com

Denial Of Service Microsoft Buffer Overflow Amd Information Disclosure Atikmdag Sys

5.5

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.5 MEDIUM

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

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

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

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Lifecycle Timeline

CVE Published

Oct 13, 2020 - 22:15 nvd

MEDIUM 5.5

DescriptionNVD

A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS (e.g. version 26.20.15029.27017). A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This vulnerability can be triggered from a non-privileged account.

AnalysisAI

A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS (e.g. Rated medium severity (CVSS 5.5), this vulnerability is low attack complexity. This Out-of-bounds Read vulnerability could allow attackers to read data from memory outside the intended buffer boundaries.

Technical ContextAI

This vulnerability is classified as Out-of-bounds Read (CWE-125), which allows attackers to read data from memory outside the intended buffer boundaries. A denial of service vulnerability exists in the D3DKMTEscape handler functionality of AMD ATIKMDAG.SYS (e.g. version 26.20.15029.27017). A specially crafted D3DKMTEscape API request can cause an out-of-bounds read in Windows OS kernel memory area. This vulnerability can be triggered from a non-privileged account. Affected products include: Amd Atikmdag.Sys. Version information: version 26.20.15029.27017.

RemediationAI

A vendor patch is available. Apply the latest security update as soon as possible. Validate array indices and buffer lengths. Use memory-safe languages. Enable AddressSanitizer during testing.