How severe is CVE-2023-31366?

CVE-2023-31366 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.

Is CVE-2023-31366 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-31366?

CVE-2023-31366 primarily affects Amd Uprof. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2023-31366?

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

Does CVE-2023-31366 have an EU (EUVD) identifier?

Yes. CVE-2023-31366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-35677.

When was CVE-2023-31366 published?

CVE-2023-31366 was published on 2024-08-13 and last updated on 2026-06-17.

CVE-2023-31366

CVE-2023-31366 is a low-severity vulnerability in Amd Uprof with a CVSS 3.x base score of 3.3. 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-20.

Key facts

Severity: Low (CVSS 3.x base score 3.3)
EPSS exploit prediction: 0% (5th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-35677
Weakness: CWE-20
Affected product: Amd Uprof
Published: 2024-08-13
Last modified: 2026-06-17

Description

Improper input validation in AMD μProf could allow an attacker to perform a write to an invalid address, potentially resulting in denial of service.

Frequently asked questions

What is CVE-2023-31366?: Improper input validation in AMD μProf could allow an attacker to perform a write to an invalid address, potentially resulting in denial of service.
How severe is CVE-2023-31366?: CVE-2023-31366 has a CVSS 3.x base score of 3.3, rated low severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability low.
Is CVE-2023-31366 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 0% (5th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-31366?: CVE-2023-31366 primarily affects Amd Uprof. In total, 3 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2023-31366?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-31366 have an EU (EUVD) identifier?: Yes. CVE-2023-31366 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-35677.
When was CVE-2023-31366 published?: CVE-2023-31366 was published on 2024-08-13 and last updated on 2026-06-17.

References

https://www.amd.com/en/corporate/product-security/bulletin/amd-sb-9001

Affected products (3)

cpe:2.3:a:amd:uprof:*:*:*:*:*:linux:*:*
cpe:2.3:a:amd:uprof:*:*:*:*:*:freebsd:*:*
cpe:2.3:a:amd:uprof:*:*:*:*:*:windows:*:*

More vulnerabilities in Amd Uprof

CVE-2023-31349 — High (CVSS 7.3): Incorrect default permissions in the AMD μProf installation directory could allow an attacker to achieve privilege…
CVE-2023-31348 — High (CVSS 7.3): A DLL hijacking vulnerability in AMD μProf could allow an attacker to achieve privilege escalation, potentially…
CVE-2023-31341 — High (CVSS 7.3): Insufficient validation of the Input Output Control (IOCTL) input buffer in AMD μProf may allow an authenticated…
CVE-2025-48510 — High (CVSS 7.1): Improper return value within AMD uProf can allow a local attacker to bypass KSLR, potentially resulting in loss of…
CVE-2024-36340 — Medium (CVSS 6.6): A junction point vulnerability within AMD uProf can allow a local low-privileged attacker to create junction points,…
CVE-2026-28237 — Medium (CVSS 5.5): Unrestricted resource allocation in AMD uProf may be exploitable to consume excessive system resources, potentially…

All CVEs affecting Amd Uprof →

Other CWE-20 (Improper Input Validation) vulnerabilities

CVE-2026-48316 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48281 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48277 — Critical (CVSS 10.0): ColdFusion versions 2025.9, 2023.20 and earlier are affected by an Improper Input Validation vulnerability that could…
CVE-2026-48055 — Critical (CVSS 10.0): Streambert is a cross-platform Electron Desktop App to stream and download any video media. In versions 2.4.0 and…
CVE-2026-34910 — Critical (CVSS 10.0): A malicious actor with access to the network could exploit an Improper Input Validation vulnerability found in UniFi OS…
CVE-2026-33587 — Critical (CVSS 10.0): Lack of user input sanitisation in Open Notebook v1.8.3 allows the application user to execute Python code (and…

Browse all CWE-20 (Improper Input Validation) vulnerabilities →