AMD EPYC SMU input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in AMD EPYC and classified as problematic. Affected by this issue is some unknown functionality of the component SMU. This manipulation causes input validation. This vulnerability is tracked as CVE-2021-26337. No exploit exists. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in AMD EPYC (the affected version unknown). It has been declared as problematic. Affected by this vulnerability is an unknown part of the component SMU. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 11/18/2021. It is possible to read the advisory at amd.com. This vulnerability is known as CVE-2021-26337 since 01/29/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Partially

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/29/2021 🔍
11/18/2021 +293 days 🔍
11/18/2021 +0 days 🔍
11/21/2021 +3 days 🔍

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2021-26337 (🔍)
GCVE (CVE): GCVE-0-2021-26337
GCVE (VulDB): GCVE-100-186847

Entryinfo

Created: 11/18/2021 07:31
Updated: 11/21/2021 12:47
Changes: 11/18/2021 07:31 (36), 11/21/2021 12:39 (1), 11/21/2021 12:47 (17)
Complete: 🔍
Cache ID: 216::103

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