CVE-2023-20569
moderate-risk
Published 2023-08-08
A side channel vulnerability on some of the AMD CPUs may allow an attacker to influence the return address prediction. This may result in speculative execution at an attacker-controlled address, potentially leading to information disclosure.
Do I need to act?
-
0.63% chance of exploitation
EPSS score — low exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
4
CVSS 4.7/10
Medium
LOCAL
/ HIGH complexity
Affected Products (20)
Ryzen 9 5900 Firmware
Ryzen 9 Pro 5945 Firmware
Ryzen 7 5800 Firmware
Ryzen 7 Pro 5845 Firmware
Ryzen 5 5600X3D Firmware
Ryzen 5 Pro 5645 Firmware
Ryzen 7 5700 Firmware
Affected Vendors
References (23)
Third Party Advisory
http://xenbits.xen.org/xsa/advisory-434.html
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
Third Party Advisory
https://www.debian.org/security/2023/dsa-5475
Third Party Advisory
http://xenbits.xen.org/xsa/advisory-434.html
Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce@lists.fedoraproje...
and 3 more references
47
/ 100
moderate-risk
Severity
12/34 · Low
Exploitability
2/34 · Minimal
Exposure
33/34 · Critical