AMD EPYC System Management Unit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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3.4$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 System Management Unit. The manipulation leads to memory corruption. This vulnerability is referenced as CVE-2021-26352. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in AMD EPYC (the affected version unknown). It has been rated as problematic. This issue affects an unknown part of the component System Management Unit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is availability.

The weakness was published 05/11/2022. It is possible to read the advisory at amd.com. The identification of this vulnerability is CVE-2021-26352 since 01/29/2021. The technical details are unknown and an exploit is not publicly available.

Upgrading eliminates this vulnerability.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 3.5
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.5
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
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 🔍
05/11/2022 +466 days 🔍
05/11/2022 +0 days 🔍
05/13/2022 +2 days 🔍

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2021-26352 (🔍)
GCVE (CVE): GCVE-0-2021-26352
GCVE (VulDB): GCVE-100-199475

Entryinfo

Created: 05/11/2022 10:10
Updated: 05/13/2022 14:33
Changes: 05/11/2022 10:10 (35), 05/11/2022 10:11 (2), 05/13/2022 14:33 (1)
Complete: 🔍
Cache ID: 216::103

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