Vulnerability in Amd 1st Gen Epyc™ Processors
CVE-2023-20569
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 disclo…
EPSS: 0.067 (93.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 4.7 (Medium). Vector: CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:U/C:H/I:N/A:N.
Affected products
- Amd 1st Gen Epyc™ Processors — versions various
- Amd 2nd Gen Epyc™ Processors — versions various
- Amd 3rd Gen Epyc™ Processors — versions various
- Amd 4th Gen Epyc™ Processors — versions various
- Amd Athlon™ 3000 Series Mobile Processors With Radeon™ Graphics — versions various
- Amd Athlon™ 3000 Series Processors With Radeon™ Graphics — versions various
- Amd Athlon™ Pro 3000 Series Processors With Radeon™ Vega Graphics — versions various
- Amd Epyc_72f3
- Amd Epyc_72f3_firmware
- Amd Epyc_7313
Weakness classification (CWE)
Public proof-of-concept exploits
References
- psirt@amd.com (vendor-advisory, Vendor Advisory)
- psirt@amd.com (Third Party Advisory)
- psirt@amd.com (Mailing List)
- psirt@amd.com (Exploit, Third Party Advisory)
- psirt@amd.com (Mailing List)
- psirt@amd.com (Mailing List)
- psirt@amd.com (Mailing List)
- psirt@amd.com (Third Party Advisory)
- psirt@amd.com (Mailing List, Third Party Advisory)
- psirt@amd.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2023-20569?
- CVE-2023-20569 is a medium-severity vulnerability in Amd 1st Gen Epyc™ Processors, classified under Observable Discrepancy. CVSS score: 4.7/10. Published 2023-08-08.
- How severe is CVE-2023-20569?
- Medium severity. CVSS v3 base score is 4.7 out of 10.
- Is CVE-2023-20569 known to be exploited?
- 4 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.