CVE-2021-26406
Severity Score
7.5
*CVSS v3.1
Exploit Likelihood
*EPSS
Affected Versions
*CPE
Public Exploits
0
*Multiple Sources
Exploited in Wild
-
*KEV
Decision
-
*SSVC
Descriptions
Insufficient validation in parsing Owner's
Certificate Authority (OCA) certificates in SEV (AMD Secure Encrypted Virtualization)
and SEV-ES user application can lead to a host crash potentially resulting in
denial of service.
*Credits:
N/A
CVSS Scores
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
* Common Vulnerability Scoring System
SSVC
- Decision:-
Exploitation
Automatable
Tech. Impact
* Organization's Worst-case Scenario
Timeline
- 2021-01-29 CVE Reserved
- 2023-05-09 CVE Published
- 2024-08-03 CVE Updated
- 2024-10-19 EPSS Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
CAPEC
References (2)
| URL | Tag | Source |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|
| URL | Date | SRC |
|---|---|---|
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-3001 | 2023-05-22 | |
| https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001 | 2023-05-22 |
Affected Vendors, Products, and Versions
| Vendor | Product | Version | Other | Status | ||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
| Amd Search vendor "Amd" | Epyc 7232p Firmware Search vendor "Amd" for product "Epyc 7232p Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7232p Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7232p Search vendor "Amd" for product "Epyc 7232p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7252 Firmware Search vendor "Amd" for product "Epyc 7252 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7252 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7252 Search vendor "Amd" for product "Epyc 7252" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7262 Firmware Search vendor "Amd" for product "Epyc 7262 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7262 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7262 Search vendor "Amd" for product "Epyc 7262" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7272 Firmware Search vendor "Amd" for product "Epyc 7272 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7272 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7272 Search vendor "Amd" for product "Epyc 7272" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7282 Firmware Search vendor "Amd" for product "Epyc 7282 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7282 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7282 Search vendor "Amd" for product "Epyc 7282" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7302 Firmware Search vendor "Amd" for product "Epyc 7302 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7302 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7302 Search vendor "Amd" for product "Epyc 7302" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7302p Firmware Search vendor "Amd" for product "Epyc 7302p Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7302p Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7302p Search vendor "Amd" for product "Epyc 7302p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7352 Firmware Search vendor "Amd" for product "Epyc 7352 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7352 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7352 Search vendor "Amd" for product "Epyc 7352" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7402 Firmware Search vendor "Amd" for product "Epyc 7402 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7402 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7402 Search vendor "Amd" for product "Epyc 7402" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7402p Firmware Search vendor "Amd" for product "Epyc 7402p Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7402p Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7402p Search vendor "Amd" for product "Epyc 7402p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7452 Firmware Search vendor "Amd" for product "Epyc 7452 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7452 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7452 Search vendor "Amd" for product "Epyc 7452" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7502 Firmware Search vendor "Amd" for product "Epyc 7502 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7502 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7502 Search vendor "Amd" for product "Epyc 7502" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7502p Firmware Search vendor "Amd" for product "Epyc 7502p Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7502p Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7502p Search vendor "Amd" for product "Epyc 7502p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7532 Firmware Search vendor "Amd" for product "Epyc 7532 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7532 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7532 Search vendor "Amd" for product "Epyc 7532" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7542 Firmware Search vendor "Amd" for product "Epyc 7542 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7542 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7542 Search vendor "Amd" for product "Epyc 7542" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7552 Firmware Search vendor "Amd" for product "Epyc 7552 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7552 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7552 Search vendor "Amd" for product "Epyc 7552" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7642 Firmware Search vendor "Amd" for product "Epyc 7642 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7642 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7642 Search vendor "Amd" for product "Epyc 7642" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7662 Firmware Search vendor "Amd" for product "Epyc 7662 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7662 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7662 Search vendor "Amd" for product "Epyc 7662" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7702 Firmware Search vendor "Amd" for product "Epyc 7702 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7702 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7702 Search vendor "Amd" for product "Epyc 7702" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7702p Firmware Search vendor "Amd" for product "Epyc 7702p Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7702p Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7702p Search vendor "Amd" for product "Epyc 7702p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7742 Firmware Search vendor "Amd" for product "Epyc 7742 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7742 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7742 Search vendor "Amd" for product "Epyc 7742" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7f32 Firmware Search vendor "Amd" for product "Epyc 7f32 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7f32 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7f32 Search vendor "Amd" for product "Epyc 7f32" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7f52 Firmware Search vendor "Amd" for product "Epyc 7f52 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7f52 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7f52 Search vendor "Amd" for product "Epyc 7f52" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7f72 Firmware Search vendor "Amd" for product "Epyc 7f72 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7f72 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7f72 Search vendor "Amd" for product "Epyc 7f72" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7h12 Firmware Search vendor "Amd" for product "Epyc 7h12 Firmware" | romepi_1.0.0.a Search vendor "Amd" for product "Epyc 7h12 Firmware" and version "romepi_1.0.0.a" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7h12 Search vendor "Amd" for product "Epyc 7h12" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7251 Firmware Search vendor "Amd" for product "Epyc 7251 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7251 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7251 Search vendor "Amd" for product "Epyc 7251" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7261 Firmware Search vendor "Amd" for product "Epyc 7261 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7261 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7261 Search vendor "Amd" for product "Epyc 7261" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7281 Firmware Search vendor "Amd" for product "Epyc 7281 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7281 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7281 Search vendor "Amd" for product "Epyc 7281" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7301 Firmware Search vendor "Amd" for product "Epyc 7301 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7301 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7301 Search vendor "Amd" for product "Epyc 7301" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7351 Firmware Search vendor "Amd" for product "Epyc 7351 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7351 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7351 Search vendor "Amd" for product "Epyc 7351" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7351p Firmware Search vendor "Amd" for product "Epyc 7351p Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7351p Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7351p Search vendor "Amd" for product "Epyc 7351p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7371 Firmware Search vendor "Amd" for product "Epyc 7371 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7371 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7371 Search vendor "Amd" for product "Epyc 7371" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7401 Firmware Search vendor "Amd" for product "Epyc 7401 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7401 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7401 Search vendor "Amd" for product "Epyc 7401" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7401p Firmware Search vendor "Amd" for product "Epyc 7401p Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7401p Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7401p Search vendor "Amd" for product "Epyc 7401p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7451 Firmware Search vendor "Amd" for product "Epyc 7451 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7451 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7451 Search vendor "Amd" for product "Epyc 7451" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7501 Firmware Search vendor "Amd" for product "Epyc 7501 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7501 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7501 Search vendor "Amd" for product "Epyc 7501" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7551 Firmware Search vendor "Amd" for product "Epyc 7551 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7551 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7551 Search vendor "Amd" for product "Epyc 7551" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7551p Firmware Search vendor "Amd" for product "Epyc 7551p Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7551p Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7551p Search vendor "Amd" for product "Epyc 7551p" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7571 Firmware Search vendor "Amd" for product "Epyc 7571 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7571 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7571 Search vendor "Amd" for product "Epyc 7571" | - | - |
Safe
|
| Amd Search vendor "Amd" | Epyc 7601 Firmware Search vendor "Amd" for product "Epyc 7601 Firmware" | naplespi_1.0.0.e Search vendor "Amd" for product "Epyc 7601 Firmware" and version "naplespi_1.0.0.e" | - |
Affected
| in | Amd Search vendor "Amd" | Epyc 7601 Search vendor "Amd" for product "Epyc 7601" | - | - |
Safe
|