CVE Vulnerabilities

CVE-2023-21763

Untrusted Search Path

Published: Jan 10, 2023 | Modified: Nov 21, 2024
CVSS 3.x
N/A
Source:
NVD
CVSS 2.x
RedHat/V2
RedHat/V3
Ubuntu

Microsoft Exchange Server Elevation of Privilege Vulnerability

Weakness

The product searches for critical resources using an externally-supplied search path that can point to resources that are not under the product’s direct control.

Affected Software

Name Vendor Start Version End Version
Exchange_server Microsoft 2016-cumulative_update_23 (including) 2016-cumulative_update_23 (including)
Exchange_server Microsoft 2019-cumulative_update_11 (including) 2019-cumulative_update_11 (including)
Exchange_server Microsoft 2019-cumulative_update_12 (including) 2019-cumulative_update_12 (including)

Extended Description

This might allow attackers to execute their own programs, access unauthorized data files, or modify configuration in unexpected ways. If the product uses a search path to locate critical resources such as programs, then an attacker could modify that search path to point to a malicious program, which the targeted product would then execute. The problem extends to any type of critical resource that the product trusts. Some of the most common variants of untrusted search path are:

Potential Mitigations

References