Cyber Resilience

CVE-2022-34715

RCE in Microsoft Windows Server 2022

High EPSSRCE
Published
09 August 2022
Modified
29 May 2025
CVSS Score v3.1 9.8
Click a component to see what it means
Raw vectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.80 99.6th percentile
Risk Priority 97 floored blend · peak EPSS

CVSS and EPSS are reproduced from their sources (NVD, FIRST EPSS). Risk Priority is our own derived reading, not an NVD score.

Summary

CVE-2022-34715 is a critical-severity Code Injection (CWE-94) vulnerability in Microsoft Windows Server 2022. Its CVSS base score is 9.8 (Critical).

Operationally, exploitation aligns with the MITRE ATT&CK technique Command and Scripting Interpreter (T1059); ranked in the top 0.4% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

Deeper analysis AI-assisted summary

Synthesised by an AI model from the NVD description and linked references — a reading aid, not an authoritative source.

CVE-2022-34715 is a remote code execution vulnerability affecting the Windows Network File System component. It carries a CVSS 3.1 base score of 9.8 and is associated with CWE-94 code injection weaknesses, allowing an attacker to execute arbitrary code without any user interaction or authentication.

An unauthenticated attacker can exploit the flaw over the network by sending specially crafted NFS traffic to a vulnerable Windows system, resulting in full compromise of confidentiality, integrity, and availability on the target.

Microsoft Security Response Center advisories linked to the CVE provide official patch guidance and remediation details for affected Windows releases. The associated EPSS score has remained steady at 0.3892 with no material post-disclosure increase observed.

OWASP Top 10 for Web (2025)

EU & UK References

Vulnerability Data

Windows Network File System Remote Code Execution Vulnerability

CWE(s)

Related Threats

MITRE ATT&CK Enterprise Techniques

T1059 Command and Scripting Interpreter Execution
Adversaries may abuse command and script interpreters to execute commands, scripts, or binaries.
T1059.001 PowerShell Execution
Adversaries may abuse PowerShell commands and scripts for execution.
T1059.002 AppleScript Execution
Adversaries may abuse AppleScript for execution.
T1059.004 Unix Shell Execution
Adversaries may abuse Unix shell commands and scripts for execution.
T1059.005 Visual Basic Execution
Adversaries may abuse Visual Basic (VB) for execution.
T1059.006 Python Execution
Adversaries may abuse Python commands and scripts for execution.
Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2023-36718Same product: Microsoft Windows Server 2022
CVE-2025-21292Same product: Microsoft Windows Server 2022
CVE-2023-36575Same product: Microsoft Windows Server 2022
CVE-2023-36702Same product: Microsoft Windows Server 2022
CVE-2023-36589Same product: Microsoft Windows Server 2022
CVE-2023-36573Same product: Microsoft Windows Server 2022
CVE-2023-36574Same product: Microsoft Windows Server 2022
CVE-2023-36591Same product: Microsoft Windows Server 2022
CVE-2023-36571Same product: Microsoft Windows Server 2022
CVE-2023-36570Same product: Microsoft Windows Server 2022

Affected Assets

microsoft
windows server 2022
all versions

Mitigating Controls

Control response

Prevent
Stop it (NIST 800-53)

—

Detect
Catch it (NIST detect / respond)

—

Harden
Shrink the surface (DISA STIG)

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Validate
Prove the fix (OWASP ASVS)
  • V1.3.1

Likely Mitigating Controls AI

Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.

addresses: CWE-94

Makes persistent code injection into loaded programs impossible when the executable image itself resides on hardware-protected read-only media.

addresses: CWE-94

Dynamically generated code can be produced and executed inside the isolated chamber, preventing host compromise from code-injection payloads.

addresses: CWE-94

Validates inputs used in dynamic code generation to block injected directives.

addresses: CWE-94

Directly prevents execution of attacker-supplied code written into data memory regions.

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

PR.PS-06's SDLC practices directly target injection flaws via secure coding and testing (mostly), yet as a single broad outcome it leaves many code-generation specifics unaddressed (partial).

PR.DS-10 none match
prevents

PR.DS-10 protects runtime data confidentiality/integrity but has no bearing on neutralizing externally influenced input during code generation, so neither direction shows any preventive effect.

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.

prevents

Banning unapproved code samples and unauthenticated web services, combined with secure-coding standards and SAST, prevents the dynamic generation or inclusion of attacker-supplied code.

References