RCE in AMD 1st Gen Epyc™ Processors
CVE-2023-31315
Improper validation in a model specific register (MSR) could allow a malicious program with ring0 access to modify SMM configuration while SMI lock is enabled, potentially leading to arbitrary code execution.
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:L/AC:H/PR:H/UI:N/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.006 (49.1th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 49th percentile — 49.1% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.006 · newest: 0.006 · change: 0.000
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 Epyc™ Embedded 3000 — versions various
- AMD Epyc™ Embedded 7002 — versions various
- AMD Epyc™ Embedded 7003 — versions various
- AMD Epyc™ Embedded 9003 — versions various
- AMD Ryzen™ 3000 Series Desktop Processors — versions various
Weakness classification (CWE)
Public proof-of-concept exploits
References
Frequently asked questions
- What is CVE-2023-31315?
- CVE-2023-31315 is a high-severity vulnerability in AMD 1st Gen Epyc™ Processors, classified under Code Injection. CVSS score: 7.5/10. Published 2024-08-12.
- How severe is CVE-2023-31315?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2023-31315 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.