5.3
MEDIUM
CVE-2019-9836
"AMD PSP SEV Cryptographic Implementation Flaw"
Description

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.

INFO

Published Date :

June 25, 2019, 9:15 p.m.

Last Modified :

Nov. 21, 2024, 4:52 a.m.

Remotely Exploitable :

Yes !

Impact Score :

1.4

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2019-9836 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Amd secure_encrypted_virtualization_firmware
2 Amd epyc_7251
3 Amd epyc_7261
4 Amd epyc_7281
5 Amd epyc_7301
6 Amd epyc_7351
7 Amd epyc_7351p
8 Amd epyc_7371
9 Amd epyc_7401
10 Amd epyc_7401p
11 Amd epyc_7451
12 Amd epyc_7501
13 Amd epyc_7551
14 Amd epyc_7551p
15 Amd epyc_7601
1 Opensuse leap

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2019-9836 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-9836 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html
    Added Reference http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html
    Added Reference https://seclists.org/fulldisclosure/2019/Jun/46
    Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us
    Added Reference https://www.amd.com/en/corporate/product-security
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Apr. 18, 2022

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    Changed Reference Type http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html No Types Assigned http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html Mailing List, Third Party Advisory
    Added CPE Configuration OR *cpe:2.3:o:opensuse:leap:15.0:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:leap:15.1:*:*:*:*:*:*:*
  • CWE Remap by [email protected]

    Jul. 21, 2021

    Action Type Old Value New Value
    Changed CWE CWE-310 CWE-327
  • CVE Modified by [email protected]

    Jul. 21, 2019

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-security-announce/2019-07/msg00032.html [No Types Assigned]
  • Initial Analysis by [email protected]

    Jul. 03, 2019

    Action Type Old Value New Value
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:N/A:N)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N
    Changed Reference Type http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html No Types Assigned http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html Third Party Advisory, VDB Entry
    Changed Reference Type https://seclists.org/fulldisclosure/2019/Jun/46 No Types Assigned https://seclists.org/fulldisclosure/2019/Jun/46 Mailing List, Third Party Advisory
    Changed Reference Type https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us No Types Assigned https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us Third Party Advisory
    Changed Reference Type https://www.amd.com/en/corporate/product-security No Types Assigned https://www.amd.com/en/corporate/product-security Vendor Advisory
    Added CWE CWE-310
    Added CPE Configuration AND OR *cpe:2.3:o:amd:secure_encrypted_virtualization_firmware:*:*:*:*:*:*:*:* versions up to (including) 0.17b11 OR cpe:2.3:h:amd:epyc_7251:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7261:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7281:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7301:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7351:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7351p:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7371:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7401:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7401p:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7451:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7501:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7551:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7551p:-:*:*:*:*:*:*:* cpe:2.3:h:amd:epyc_7601:-:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jul. 03, 2019

    Action Type Old Value New Value
    Added Reference https://support.hpe.com/hpsc/doc/public/display?docLocale=en_US&docId=emr_na-hpesbhf03943en_us [No Types Assigned]
  • CVE Modified by [email protected]

    Jun. 26, 2019

    Action Type Old Value New Value
    Added Reference http://packetstormsecurity.com/files/153436/AMD-Secure-Encrypted-Virtualization-SEV-Key-Recovery.html [No Types Assigned]
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2019-9836 is associated with the following CWEs:

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.49 }} -0.09%

score

0.75830

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability