CVE-2023-31330
CVE-2023-31330 is a low-severity vulnerability with a CVSS 3.x base score of 2.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-125.
Key facts
- Severity: Low (CVSS 3.x base score 2.5)
- EPSS exploit prediction: 0% (2nd percentile)
- Actively exploited: Not listed in CISA KEV
- EU (EUVD) id: EUVD-2023-35641
- Weakness: CWE-125
- Published:
- Last modified:
Description
An out-of-bounds read in the ASP could allow a privileged attacker with access to a malicious bootloader to potentially read sensitive memory resulting in loss of confidentiality.
Frequently asked questions
- What is CVE-2023-31330?
- An out-of-bounds read in the ASP could allow a privileged attacker with access to a malicious bootloader to potentially read sensitive memory resulting in loss of confidentiality.
- How severe is CVE-2023-31330?
- CVE-2023-31330 has a CVSS 3.x base score of 2.5, rated low severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
- Is CVE-2023-31330 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (2nd percentile), an estimate of the probability of exploitation in the next 30 days.
- How do I fix CVE-2023-31330?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
- Does CVE-2023-31330 have an EU (EUVD) identifier?
- Yes. CVE-2023-31330 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-35641.
- When was CVE-2023-31330 published?
- CVE-2023-31330 was published on 2025-09-06 and last updated on 2026-06-17.
References
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-4012.html
- https://www.amd.com/en/resources/product-security/bulletin/AMD-SB-5007.html
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