CVE-2023-36764

Path Traversal in Microsoft Sharepoint Server 2016 … 2019

Path Traversal

Published

12 September 2023

Modified

21 November 2024

Patch / advisory

View advisory

CVSS Score v3.1 8.8

Click a component to see what it means

Raw vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

EPSS Score 0.021 81th percentile

Risk Priority 68 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-2023-36764 is a high-severity External Control of File Name or Path (CWE-73) vulnerability in Microsoft Sharepoint Server. Its CVSS base score is 8.8 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique NTDS (T1003.003); ranked in the top 19% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-40707

Vulnerability Data

Microsoft SharePoint Server Elevation of Privilege Vulnerability

CWE(s): CWE-73 NVD-CWE-noinfo

Related Threats

MITRE ATT&CK Enterprise Techniques

T1003.003 NTDS Credential Access

Adversaries may attempt to access or create a copy of the Active Directory domain database in order to steal credential information, as well as obtain other information about domain members such as devices, users, and access rights.

attack.mitre.org →

T1003.005 Cached Domain Credentials Credential Access

Adversaries may attempt to access cached domain credentials used to allow authentication to occur in the event a domain controller is unavailable.

attack.mitre.org →

T1005 Data from Local System Collection

Adversaries may search local system sources, such as file systems, configuration files, local databases, virtual machine files, or process memory, to find files of interest and sensitive data prior to Exfiltration.

attack.mitre.org →

T1007 System Service Discovery Discovery

Adversaries may try to gather information about registered local system services.

attack.mitre.org →

T1010 Application Window Discovery Discovery

Adversaries may attempt to get a listing of open application windows.

attack.mitre.org →

T1012 Query Registry Discovery

Adversaries may interact with the Windows Registry to gather information about the system, configuration, and installed software.

attack.mitre.org →

Derived from this CVE’s CWE(s) via the direct CWE→ATT&CK cross-walk.

CVEs Like This One

CVE-2026-54108Same product: Microsoft Sharepoint Server

CVE-2023-21743Same product: Microsoft Sharepoint Server

CVE-2024-30043Same product: Microsoft Sharepoint Server

CVE-2023-29357Same product: Microsoft Sharepoint Server

CVE-2023-36892Same product: Microsoft Sharepoint Server

CVE-2023-36891Same product: Microsoft Sharepoint Server

CVE-2024-21426Same product: Microsoft Sharepoint Server

CVE-2024-26251Same product: Microsoft Sharepoint Server

CVE-2023-33159Same product: Microsoft Sharepoint Server

CVE-2023-33130Same product: Microsoft Sharepoint Server

Affected Assets

microsoft

sharepoint server

2016, 2019, all versions

Mitigating Controls

Control response

Prevent

Stop it (NIST 800-53)

—

Detect

Catch it (NIST detect / respond)

—

Harden

Shrink the surface (DISA STIG)

—

Validate

Prove the fix (OWASP ASVS)

V5.3.2

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.

SI-10 Information Input Validation

addresses: CWE-73

Rejects externally supplied file or resource identifiers that fail validity checks.

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.AA-05 partial match

blocks

Least-privilege file authorization directly limits damage from externally controlled paths.

PR.PS-06 partial match

blocks

Secure SDLC practices include input validation and path sanitization that eliminate this weakness.

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.5.14 Information transfer partial match

removes

A.5.15 Access control partial match

removes

A.5.16 Identity management partial match

removes

A.5.17 Authentication information partial match

removes

A.5.18 Access rights partial match

removes

A.8.10 Information deletion partial match

removes