How severe is CVE-2023-20508?

CVE-2023-20508 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2023-20508 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.

How do I fix CVE-2023-20508?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-20508 have an EU (EUVD) identifier?

Yes. CVE-2023-20508 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-24687.

When was CVE-2023-20508 published?

CVE-2023-20508 was published on 2025-02-12 and last updated on 2026-06-17.

CVE-2023-20508

CVE-2023-20508 is a medium-severity vulnerability with a CVSS 3.x base score of 5.0. 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-1284.

Key facts

Severity: Medium (CVSS 3.x base score 5.0)
EPSS exploit prediction: 0% (3rd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-24687
Weakness: CWE-1284
Published: 2025-02-12
Last modified: 2026-06-17

Description

Improper access control in the ASP could allow a privileged attacker to perform an out-of-bounds write to a memory location not controlled by the attacker, potentially leading to loss of confidentiality, integrity, or availability.

Frequently asked questions

What is CVE-2023-20508?: Improper access control in the ASP could allow a privileged attacker to perform an out-of-bounds write to a memory location not controlled by the attacker, potentially leading to loss of confidentiality, integrity, or availability.
How severe is CVE-2023-20508?: CVE-2023-20508 has a CVSS 3.x base score of 5.0, rated medium severity. It is exploitable over local access with high attack complexity, requires high privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2023-20508 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (3rd percentile), an estimate of the probability of exploitation in the next 30 days.
How do I fix CVE-2023-20508?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-20508 have an EU (EUVD) identifier?: Yes. CVE-2023-20508 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-24687.
When was CVE-2023-20508 published?: CVE-2023-20508 was published on 2025-02-12 and last updated on 2026-06-17.

References

https://www.amd.com/en/resources/product-security/bulletin/amd-sb-6008.html

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