High severity · published May 9, 2023
CVE-2021-46773
Insufficient input validation in ABL may enable a privileged attacker to corrupt ASP memory, potentially resulting in a loss of integrity or code execution
8.8
CVSS
0.8%
EPSS
No
On KEV
Description
Insufficient input validation in ABL may enable
a privileged attacker to corrupt ASP memory, potentially resulting in a loss of
integrity or code execution.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.8% · higher than 56% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
R1
Ryzen 1200 (af) Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R1
Ryzen 1600 (af) Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2200g Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2200ge Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2300x Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2400g Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2400ge Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2500x Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2600 Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2600e Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2600x Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
R2
Ryzen 2700 Firmware · Amd
pinnaclepi-am4_1.0.0.c; raven-fp5-am4_1.1.0.e · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-46773
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-46773
Vendor Advisory
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
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