CVE-2022-50915
Unquoted Service Path in PTPublisher PTProtect Enables Privilege Escalation
Publication date: 2026-01-13
Last updated on: 2026-03-02
Assigner: VulnCheck
Description
Description
CVSS Scores
EPSS Scores
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Meta Information
Affected Vendors & Products
| Vendor | Product | Version / Range |
|---|---|---|
| primera | ptpublisher | 2.3.4 |
Helpful Resources
Exploitability
| CWE ID | Description |
|---|---|
| CWE-428 | The product uses a search path that contains an unquoted element, in which the element contains whitespace or other separators. This can cause the product to access resources in a parent path. |
Attack-Flow Graph
AI Powered Q&A
Can you explain this vulnerability to me?
CVE-2022-50915 is an unquoted service path vulnerability in PTPublisher version 2.3.4's PTProtect service. Because the service executable path lacks quotation marks, a local attacker can place a malicious executable in a path segment that Windows might interpret incorrectly. This allows the attacker to execute arbitrary code with elevated privileges, potentially gaining system-level access. [1, 2]
How can this vulnerability impact me? :
This vulnerability can allow a local attacker to escalate privileges on the affected system by executing arbitrary code with elevated (system-level) privileges. This can lead to full system compromise, including unauthorized access to sensitive data, modification of system files, and disruption of system availability. [1, 2]
How can this vulnerability be detected on my network or system? Can you suggest some commands?
This vulnerability can be detected by checking for unquoted service paths in the PTProtect service. You can use Windows Management Instrumentation Command-line (WMIC) to list services with automatic start mode excluding those in the Windows directory and those with quoted paths. Then, use the command 'sc qc PTProtect' to query the service configuration and confirm if the service path is unquoted. [2]
What immediate steps should I take to mitigate this vulnerability?
Immediate mitigation steps include correcting the unquoted service path by adding quotation marks around the executable path in the PTProtect service configuration to prevent malicious executable injection. Additionally, restrict local user permissions to prevent unauthorized file placement in the service path directories and monitor for suspicious files in the service path. [1, 2]