PT-2026-50918 · Winstep · Winstep Xtreme
CVE-2020-37253
·
Published
2026-06-19
·
Updated
2026-06-22
CVSS v3.1
7.8
High
| Vector | AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
Name of the Vulnerable Software and Affected Versions
Winstep version 18.06.0096
Description
The Winstep Xtreme Service contains an unquoted service path issue. This occurs when a service path contains spaces and is not enclosed in quotes, allowing a local attacker to place a malicious executable in the directory path to achieve privilege escalation. In this case, an attacker can place a file in the Program Files directory to be executed with LocalSystem privileges upon service startup.
Recommendations
At the moment, there is no information about a newer version that contains a fix for this vulnerability.
Exploit
Found an issue in the description? Have something to add? Feel free to write us 👾
Weakness Enumeration
Related Identifiers
Affected Products
Winstep Xtreme