Vulnerability Details : CVE-2021-46760
A malicious or compromised UApp or ABL can send
a malformed system call to the bootloader, which may result in an out-of-bounds
memory access that may potentially lead to an attacker leaking sensitive
information or achieving code execution.
Products affected by CVE-2021-46760
- cpe:2.3:o:amd:ryzen_3945wx_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3945wx_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3945wx_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3955wx_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3955wx_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3955wx_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3960x_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3960x_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3960x_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3970x_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3970x_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3970x_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3975wx_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3975wx_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3975wx_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3990x_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3990x_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3990x_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3995wx_firmware:castlepeakwspi-swrx8_1.0.0.9:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3995wx_firmware:chagallwspi-swrx8_1.0.0.2:*:*:*:*:*:*:*
- cpe:2.3:o:amd:ryzen_3995wx_firmware:castlepeakpi-sp3r3_1.0.0.7:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-46760
0.23%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 43 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-46760
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
134c704f-9b21-4f2e-91b3-4a467353bcc0 | 2025-01-27 |
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2021-46760
-
The product performs operations on a memory buffer, but it reads from or writes to a memory location outside the buffer's intended boundary. This may result in read or write operations on unexpected memory locations that could be linked to other variables, data structures, or internal program data.Assigned by: nvd@nist.gov (Primary)
-
The product allocates a reusable resource or group of resources on behalf of an actor without imposing any restrictions on the size or number of resources that can be allocated, in violation of the intended security policy for that actor.Assigned by: 134c704f-9b21-4f2e-91b3-4a467353bcc0 (Secondary)
References for CVE-2021-46760
-
https://www.amd.com/en/corporate/product-security/bulletin/AMD-SB-4001
Access DeniedVendor Advisory
Jump to