CVE-2023-39212

LPE in Zoom Rooms ≤ 5.15.5

LPE

Published

08 August 2023

Modified

21 November 2024

Patch / advisory

View advisory

CVSS Score v3.1 7.9

Click a component to see what it means

Raw vector

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

EPSS Score 0.0022 11th percentile

Risk Priority 53 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-2023-39212 is a high-severity Improper Neutralization of Line Delimiters (CWE-144) vulnerability in Zoom Rooms. Its CVSS base score is 7.9 (High).

Operationally, exploitation aligns with the MITRE ATT&CK technique Path Interception by Unquoted Path (T1574.009); ranked at the 11th percentile by exploit likelihood (below the median); it is not currently listed in the CISA KEV catalog.

OWASP Top 10 for Web (2025)

EU & UK References

🇪🇺 ENISA EUVD: EUVD-2023-42946

Vulnerability Data

Untrusted search path in Zoom Rooms for Windows before version 5.15.5 may allow an authenticated user to enable a denial of service via local access.

CWE(s): CWE-144 CWE-426

Related Threats

MITRE ATT&CK Enterprise Techniques

T1574.009 Path Interception by Unquoted Path Stealth

Adversaries may execute their own malicious payloads by hijacking vulnerable file path references.

attack.mitre.org →

T1001 Data Obfuscation Command And Control

Adversaries may obfuscate command and control traffic to make it more difficult to detect.

attack.mitre.org →

T1001.001 Junk Data Command And Control

Adversaries may add junk data to protocols used for command and control to make detection more difficult.

attack.mitre.org →

T1003.001 LSASS Memory Credential Access

Adversaries may attempt to access credential material stored in the process memory of the Local Security Authority Subsystem Service (LSASS).

attack.mitre.org →

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 →

T1003.004 LSA Secrets Credential Access

Adversaries with SYSTEM access to a host may attempt to access Local Security Authority (LSA) secrets, which can contain a variety of different credential materials, such as credentials for service accounts.

attack.mitre.org →

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

CVEs Like This One

CVE-2023-36538Same product: Zoom Rooms

CVE-2023-36536Same product: Zoom Rooms

CVE-2026-30906Same product: Zoom Rooms

CVE-2023-34119Same product: Zoom Rooms

CVE-2023-39202Same product: Zoom Rooms

CVE-2024-24692Same product: Zoom Rooms

CVE-2023-43590Same product: Zoom Rooms

CVE-2023-34118Same product: Zoom Rooms

CVE-2025-67461Same product: Zoom Rooms

CVE-2023-36537Same product: Zoom Rooms

Affected Assets

zoom

rooms

≤ 5.15.5

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-01 partial match

blocks

Hardened configuration baselines can enforce safe search paths and restrict environment variables that enable the weakness.

PR.PS-05 partial match

blocks

Preventing execution of unauthorized code directly blocks the malicious binaries that an untrusted search path would load.

PR.PS-06 partial match

blocks

Secure SDLC practices directly require input neutralization to block line-delimiter injection.

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