CVE-2025-5555
CVE.org · Published
- Record status
- Published
- Identifier year (not publication year)
- 2025
- Source publication
- Source updated
- Imported by cveboard
- Source snapshot
- cve_2026-10-24_midnight_baseline ·
CNA source text (English)
Nixdorf Wincor PORT IO Driver IOCTL wnport.sys sub_11100 stack-based overflow
A vulnerability has been found in Nixdorf Wincor PORT IO Driver up to 1.0.0.1. This affects the function sub_11100 in the library wnport.sys of the component IOCTL Handler. Such manipulation leads to stack-based buffer overflow. Local access is required to approach this attack. The exploit has been disclosed to the public and may be used. Upgrading to version 3.0.0.1 is able to mitigate this issue. Upgrading the affected component is recommended. The vendor was contacted beforehand and was able to provide a patch very early.
Scoped product and version facts
Fix information unknown; no fixed version is derived here. Missing information does not prove that no fix exists.
Exploitation unknown; this catalogue does not assess exploitation.
PORT IO Driver
- Vendor
- Nixdorf Wincor
- Product
- PORT IO Driver
- Platforms
- Unknown
- Default status
Unknown
| Version (version) | Status (status) | Version scheme (versionType) | Exclusive end (lessThan) | Inclusive end (lessThanOrEqual) | Status changes (at → status) |
|---|---|---|---|---|---|
| 1.0.0.0 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 1.0.0.1 | affected | Unavailable | Unavailable | Unavailable | None listed |
| 3.0.0.1 | unaffected | Unavailable | Unavailable | Unavailable | None listed |