{"id":56611,"date":"2025-07-02T06:59:57","date_gmt":"2025-07-02T06:59:57","guid":{"rendered":""},"modified":"2025-09-29T02:50:39","modified_gmt":"2025-09-29T08:50:39","slug":"cve-2025-29975-unauthorized-privilege-escalation-in-microsoft-pc-manager","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-29975-unauthorized-privilege-escalation-in-microsoft-pc-manager\/","title":{"rendered":"CVE-2025-29975: Unauthorized Privilege Escalation in Microsoft PC Manager<\/strong>"},"content":{"rendered":"

Overview<\/strong><\/p>\n

This blog post seeks to provide a detailed analysis of the Common Vulnerabilities and Exposures (CVE) entry, CVE-2025-29975. This vulnerability affects the Microsoft PC Manager software and exposes systems to risks of unauthorized privilege escalation by an attacker. The impact of this vulnerability is crucial as it could lead<\/a> to system compromise or data leakage, thereby endangering the confidentiality, integrity, and availability of the systems.<\/p>\n

Vulnerability Summary<\/strong><\/p>\n

CVE ID: CVE-2025-29975
\nSeverity: High (7.8 CVSS Score)
\nAttack Vector: Local
\nPrivileges Required: Low
\nUser Interaction: Required
\nImpact: Unauthorised Privilege Escalation leading to potential system<\/a> compromise or data leakage<\/p>\n

Affected Products<\/strong><\/p>\n

Product | Affected Versions<\/p>\n

Microsoft PC Manager<\/a> | All versions before the vendor patch<\/p>\n

How the Exploit Works<\/strong><\/p>\n

The vulnerability stems from a flaw in the Microsoft PC<\/a> Manager’s file access operation, specifically, the improper resolution of links before file access, also known as ‘link following. This flaw allows an attacker, who already has low-level privileges, to manipulate the link resolution process to access files or execute commands<\/a>. This could result in an elevation of the attacker’s privileges, giving them unauthorized access<\/a> to system resources or data.<\/p>\n

Conceptual Example Code<\/strong><\/p>\n

To demonstrate how this vulnerability might be exploited, let us consider a hypothetical scenario where an attacker has gained low-level access to a system<\/a>. They could use the following shell command to manipulate the link following process:<\/p>\n

# Attacker creates a symbolic link to a sensitive file\nln -s \/etc\/sensitive_file \/tmp\/vulnerable_link\n# Attacker manipulates Microsoft PC Manager's link resolution process to access the sensitive file\n.\/MicrosoftPCManager --access-file=\/tmp\/vulnerable_link<\/code><\/pre>\n
In this example, the attacker creates a symbolic link pointing to a sensitive file. The attacker then manipulates the Microsoft PC Manager’s link resolution process to follow this symbolic link and access the content of the sensitive file<\/a>.
\nThe vulnerability can be mitigated by applying the vendor-provided patch. In the absence of a patch, using a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can serve as temporary mitigation by identifying and blocking malicious activities. However, these are not long-term solutions and systems should be patched as soon as possible<\/a> to ensure security.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview This blog post seeks to provide a detailed analysis of the Common Vulnerabilities and Exposures (CVE) entry, CVE-2025-29975. This vulnerability affects the Microsoft PC Manager software and exposes systems to risks of unauthorized privilege escalation by an attacker. The impact of this vulnerability is crucial as it could lead to system compromise or data […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"om_disable_all_campaigns":false,"_monsterinsights_skip_tracking":false,"footnotes":""},"categories":[1],"tags":[],"vendor":[82],"product":[],"attack_vector":[76],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-56611","post","type-post","status-publish","format-standard","hentry","category-uncategorized","vendor-microsoft","attack_vector-privilege-escalation"],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t