Cyber Resilience

CVE-2023-35338

Memory Safety in Microsoft Windows Server 2008 r2

Memory Safety
Published
11 July 2023
Modified
21 November 2024
Patch / advisory
View advisory
CVSS Score v3.1 7.5
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS Score 0.020 79th percentile
Risk Priority 63 floored blend · peak EPSS

Summary

CVE-2023-35338 is a high-severity NULL Pointer Dereference (CWE-476) vulnerability in Microsoft Windows Server 2008. Its CVSS base score is 7.5 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Endpoint Denial of Service (T1499); ranked in the top 21% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

A10:2025 Mishandling of Exceptional Conditions

EU & UK References

Vulnerability Data

Windows Peer Name Resolution Protocol Denial of Service Vulnerability

CWE(s)
CWE-476NVD-CWE-noinfo

Related Threats

MITRE ATT&CK Enterprise Techniques

T1499 Endpoint Denial of Service Impact
Adversaries may perform Endpoint Denial of Service (DoS) attacks to degrade or block the availability of services to users.
attack.mitre.org →
T1499.004 Application or System Exploitation Impact
Adversaries may exploit software vulnerabilities that can cause an application or system to crash and deny availability to users.
attack.mitre.org →
T1489 Service Stop Impact
Adversaries may stop or disable services on a system to render those services unavailable to legitimate users.
attack.mitre.org →
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-24940Same product: Microsoft Windows 10 1507
CVE-2024-26183Same product: Microsoft Windows 10 1507
CVE-2024-21356Same product: Microsoft Windows 10 1507
CVE-2023-36602Same product: Microsoft Windows 10 1507
CVE-2023-32008Same product: Microsoft Windows 10 1507
CVE-2024-43520Same product: Microsoft Windows 10 1507
CVE-2023-21700Same product: Microsoft Windows 10 1607
CVE-2023-36709Same product: Microsoft Windows 10 1507
CVE-2024-38145Same product: Microsoft Windows 10 1507
CVE-2024-38146Same product: Microsoft Windows 10 1507

Affected Assets

microsoft
windows 10 1507
≤ 10.0.10240.20048
microsoft
windows 10 1607
≤ 10.0.14393.6085
microsoft
windows 10 1809
≤ 10.0.17763.4645
microsoft
windows 10 21h2
≤ 10.0.19041.3208
microsoft
windows 10 22h2
≤ 10.0.19045.3208
microsoft
windows 11 21h2
≤ 10.0.22000.2176
microsoft
windows 11 22h2
≤ 10.0.22621.1992
microsoft
windows server 2008
all versions, r2
microsoft
windows server 2012
all versions, r2
microsoft
windows server 2016
all versions
+2 more product configuration(s) — see NVD for full list

Mitigating Controls

Mitigating Controls (NIST CSF 2.0) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→CSF cross-walk (authority under review) — links open the control.

PR.PS-06 mostly match
prevents

Secure SDLC practices (static analysis, code review, safe coding standards) directly prevent NULL dereference bugs during development.

Mitigating Controls (ISO/IEC 27001:2022 Annex A) AI

Derived directly from the weakness types (CWEs) cited in the NVD entry via our AI-authored CWE→ISO cross-walk (authority under review) — links open the control.

A.8.29 Security testing in development and acceptance mostly match
finds

Security testing can detect NULL dereference defects before release.

A.8.25 Secure development life cycle partial match
prevents

Secure SDLC mandates defensive coding practices that can prevent NULL dereferences.

A.8.26 Application security requirements partial match
prevents

Application security requirements can specify input validation and pointer-safety rules.

A.8.27 Secure system architecture and engineering principles partial match
prevents

Secure architecture principles encourage defensive design that avoids unsafe pointer use.

A.8.28 Secure coding partial match
prevents

Secure coding standards directly require NULL-pointer checks and safe dereference patterns.

References