Vulnerability Monitor

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CVE-2019-9836

Secure Encrypted Virtualization (SEV) on Advanced Micro Devices (AMD) Platform Security Processor (PSP; aka AMD Secure Processor or AMD-SP) 0.17 build 11 and earlier has an insecure cryptographic implementation.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.3, indicating it can be exploited remotely over the network with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts limited data confidentiality, for affected systems. Impacting 16 products from amd, from amd, from amd and 13 others, organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2019, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2019-06-25T21:15:09.857

Last Modified

2024-11-21T04:52:24.357

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 5.3 (MEDIUM)

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:N/A:N

Access Vector: NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: PARTIAL
Integrity Impact: NONE
Availability Impact: NONE

Exploitability Score

10.0

Impact Score

2.9

Weaknesses

Type: Primary
CWE-327

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	amd	secure_encrypted_virtualization_firmware	≤ 0.17b11	Yes
Hardware	amd	epyc_7251	-	No
Hardware	amd	epyc_7261	-	No
Hardware	amd	epyc_7281	-	No
Hardware	amd	epyc_7301	-	No
Hardware	amd	epyc_7351	-	No
Hardware	amd	epyc_7351p	-	No
Hardware	amd	epyc_7371	-	No
Hardware	amd	epyc_7401	-	No
Hardware	amd	epyc_7401p	-	No
Hardware	amd	epyc_7451	-	No
Hardware	amd	epyc_7501	-	No
Hardware	amd	epyc_7551	-	No
Hardware	amd	epyc_7551p	-	No
Hardware	amd	epyc_7601	-	No
Operating System	opensuse	leap	15.0	Yes
Operating System	opensuse	leap	15.1	Yes

References

http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html Mailing List, Third Party Advisory ([email protected])
http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html Third Party Advisory, VDB Entry ([email protected])
https://seclists.org/fulldisclosure/2019/Jun/46 Mailing List, Third Party Advisory ([email protected])
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us Third Party Advisory ([email protected])
https://www.amd.com/en/corporate/product-security Vendor Advisory ([email protected])
http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html Third Party Advisory, VDB Entry (af854a3a-2127-422b-91ae-364da2661108)
https://seclists.org/fulldisclosure/2019/Jun/46 Mailing List, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.amd.com/en/corporate/product-security Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For amd's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.