AMD EPYC 7001 Processors authorization

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in AMD EPYC 7001 Processors, EPYC 7002 Processors, EPYC 7003 Processors, Ryzen 3000 Desktop Processors, Ryzen 5000 Desktop Processors, Ryzen 5000 Desktop Processor with Radeon Graphics, Athlon 3000 Desktop Processors with Radeon Graphics, Ryzen 4000 Desktop Processors with Radeon Graphics, Ryzen Threadripper 3000 Processors, Ryzen Threadripper PRO 3000WX Processors, Ryzen Threadripper PRO 5000WX Processors, Athlon 3000 Mobile Processors with Radeon Graphics, Ryzen 3000 Mobile Processor with Radeon Graphics, EPYC Embedded 3000 Processors, EPYC Embedded 7002 Processors, EPYC Embedded 7003 Processors, Ryzen Embedded R1000 Processors, Ryzen Embedded R2000 Processors, Ryzen Embedded 5000 Processors and Ryzen Embedded V1000 Processors and classified as problematic. This affects an unknown function. The manipulation leads to Local Privilege Escalation. This vulnerability is listed as CVE-2024-21981. The attack must be carried out locally. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in AMD EPYC 7001 Processors, EPYC 7002 Processors, EPYC 7003 Processors, Ryzen 3000 Desktop Processors, Ryzen 5000 Desktop Processors, Ryzen 5000 Desktop Processor with Radeon Graphics, Athlon 3000 Desktop Processors with Radeon Graphics, Ryzen 4000 Desktop Processors with Radeon Graphics, Ryzen Threadripper 3000 Processors, Ryzen Threadripper PRO 3000WX Processors, Ryzen Threadripper PRO 5000WX Processors, Athlon 3000 Mobile Processors with Radeon Graphics, Ryzen 3000 Mobile Processor with Radeon Graphics, EPYC Embedded 3000 Processors, EPYC Embedded 7002 Processors, EPYC Embedded 7003 Processors, Ryzen Embedded R1000 Processors, Ryzen Embedded R2000 Processors, Ryzen Embedded 5000 Processors and Ryzen Embedded V1000 Processors. This issue affects an unknown part. The manipulation with an unknown input leads to a local privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-639. The system's authorization functionality does not prevent one user from gaining access to another user's data or record by modifying the key value identifying the data. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Improper key usage control in AMD Secure Processor (ASP) may allow an attacker with local access who has gained arbitrary code execution privilege in ASP to extract ASP cryptographic keys, potentially resulting in loss of confidentiality and integrity.

It is possible to read the advisory at amd.com. The identification of this vulnerability is CVE-2024-21981 since 01/03/2024. The exploitation is known to be difficult. Attacking locally is a requirement. Additional levels of successful authentication are necessary for exploitation. The technical details are unknown and an exploit is not publicly available.

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

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: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.9
VulDB Temp Score: 3.9
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 5.7
CNA Vector (AMD): 🔍

CVSSv2info

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

Exploitinginfo

Class: Authorization
CWE: CWE-639 / CWE-285 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

01/03/2024 🔍
08/13/2024 +222 days 🔍
08/13/2024 +0 days 🔍
08/16/2024 +3 days 🔍

Sourcesinfo

Advisory: amd.com
Status: Confirmed

CVE: CVE-2024-21981 (🔍)
GCVE (CVE): GCVE-0-2024-21981
GCVE (VulDB): GCVE-100-274403

Entryinfo

Created: 08/13/2024 19:19
Updated: 08/16/2024 14:24
Changes: 08/13/2024 19:19 (58), 08/16/2024 14:24 (3)
Complete: 🔍
Cache ID: 216::103

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

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