AMD EPYC ASP memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in AMD EPYC. Affected is an unknown function of the component ASP. Such manipulation leads to memory corruption. This vulnerability is traded as CVE-2023-20524. There is no exploit available.

Detailsinfo

A vulnerability was found in AMD EPYC (affected version not known) and classified as critical. Affected by this issue is some unknown functionality of the component ASP. 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 confidentiality, integrity, and availability. CVE summarizes:

An attacker with a compromised ASP could possibly send malformed commands to an ASP on another CPU, resulting in an out of bounds write, potentially leading to a loss a loss of integrity.

The weakness was shared 05/09/2023. The advisory is shared for download at amd.com. This vulnerability is handled as CVE-2023-20524 since 10/27/2022. There are neither technical details nor an exploit publicly available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.8

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

NVD Base Score: 7.5
NVD Vector: 🔍

CNA Base Score: 7.5
CNA Vector: 🔍

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: Yes

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/27/2022 🔍
05/09/2023 +194 days 🔍
05/09/2023 +0 days 🔍
01/28/2025 +630 days 🔍

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2023-20524 (🔍)
GCVE (CVE): GCVE-0-2023-20524
GCVE (VulDB): GCVE-100-228524

Entryinfo

Created: 05/09/2023 23:46
Updated: 01/28/2025 18:11
Changes: 05/09/2023 23:46 (37), 06/01/2023 22:26 (11), 01/28/2025 18:11 (26)
Complete: 🔍
Cache ID: 216::103

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