{"id":59502,"date":"2025-07-20T00:04:18","date_gmt":"2025-07-20T00:04:18","guid":{"rendered":""},"modified":"2025-09-16T07:09:06","modified_gmt":"2025-09-16T13:09:06","slug":"cve-2025-44177-directory-traversal-vulnerability-in-white-star-software-protop","status":"publish","type":"post","link":"https:\/\/www.ameeba.com\/blog\/cve-2025-44177-directory-traversal-vulnerability-in-white-star-software-protop\/","title":{"rendered":"CVE-2025-44177: Directory Traversal Vulnerability in White Star Software Protop<\/strong>"},"content":{"rendered":"

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

In this post, we delve into a critical security vulnerability tagged CVE-2025-44177, that was discovered in White Star Software Protop version 4.4.2-2024-11-27. This directory traversal vulnerability exposes systems to potential unauthorized file access and data leakage, posing a significant threat to all users of the affected software. Given the widespread use of Protop, this vulnerability could have far-reaching implications and deserves the attention of all IT administrators, security professionals, and end-users alike.<\/p>\n

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

CVE ID: CVE-2025-44177
\nSeverity: High (8.2 CVSS Score)
\nAttack Vector: Network
\nPrivileges Required: None
\nUser Interaction: None
\nImpact: Potential system<\/a> compromise or data leakage<\/p>\n

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

Product | Affected Versions<\/p>\n

White Star Software Protop | 4.4.2-2024-11-27<\/p>\n

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

The CVE-2025-44177 vulnerability leverages a directory traversal<\/a> flaw in the \/pt3upd\/ endpoint of the White Star Software Protop. This flaw allows an unauthenticated attacker to read arbitrary files<\/a> on the underlying operating system through encoded traversal sequences. Since no authorization is required, any attacker with knowledge of the vulnerability and network access<\/a> to the Protop server can exploit it, posing a significant security risk.<\/p>\n

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

Here is a conceptual example of how this vulnerability might be exploited. In this hypothetical HTTP request, the attacker uses encoded directory traversal<\/a> sequences (`..%2F`) to access sensitive files outside of the intended directory:<\/p>\n

GET \/pt3upd\/..%2F..%2Fetc%2Fpasswd HTTP\/1.1\nHost: target.example.com<\/code><\/pre>\n
This request attempts to access the `\/etc\/passwd` file, which contains user account details on Unix-like systems<\/a>.<\/p>\n
Mitigation and Recommendations<\/strong><\/p>\n
White Star Software has released a patch to address this vulnerability<\/a>. Users are strongly advised to update to the latest version of Protop as soon as possible. If immediate patching is not feasible, a Web Application Firewall (WAF) or Intrusion Detection System (IDS) can be used as a temporary mitigation strategy. These systems can be configured<\/a> to block or alert on suspicious requests containing directory traversal sequences.
\nAs a best practice, users should also consider implementing a least privilege policy for network access<\/a> to the Protop server, further reducing the potential attack surface.<\/p>\n","protected":false},"excerpt":{"rendered":"
Overview In this post, we delve into a critical security vulnerability tagged CVE-2025-44177, that was discovered in White Star Software Protop version 4.4.2-2024-11-27. This directory traversal vulnerability exposes systems to potential unauthorized file access and data leakage, posing a significant threat to all users of the affected software. Given the widespread use of Protop, this […]<\/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":[],"product":[],"attack_vector":[85],"asset_type":[],"severity":[],"exploit_status":[],"class_list":["post-59502","post","type-post","status-publish","format-standard","hentry","category-uncategorized","attack_vector-directory-traversal"],"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