How severe is CVE-2023-35379?

CVE-2023-35379 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2023-35379 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-35379?

CVE-2023-35379 affects Microsoft Windows Server 2008. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-35379?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2023-35379 published?

CVE-2023-35379 was published on 2023-08-08 and last updated on 2026-06-17.

CVE-2023-35379

CVE-2023-35379 is a high-severity vulnerability in Microsoft Windows Server 2008 with a CVSS 3.x base score of 7.8. 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-59.

Key facts

Severity: High (CVSS 3.x base score 7.8)
EPSS exploit prediction: 1% (47th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-59
Affected product: Microsoft Windows Server 2008
Published: 2023-08-08
Last modified: 2026-06-17

Description

Reliability Analysis Metrics Calculation Engine (RACEng) Elevation of Privilege Vulnerability

Frequently asked questions

What is CVE-2023-35379?: Reliability Analysis Metrics Calculation Engine (RACEng) Elevation of Privilege Vulnerability
How severe is CVE-2023-35379?: CVE-2023-35379 has a CVSS 3.x base score of 7.8, rated high severity. It is exploitable over local access with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2023-35379 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (47th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-35379?: CVE-2023-35379 affects Microsoft Windows Server 2008. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-35379?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2023-35379 published?: CVE-2023-35379 was published on 2023-08-08 and last updated on 2026-06-17.

References

https://msrc.microsoft.com/update-guide/vulnerability/CVE-2023-35379

Affected products (1)

cpe:2.3:o:microsoft:windows_server_2008:r2:sp1:*:*:*:*:x64:*

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