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CVE PROGRAM SOURCE RECORD8.5 High

CVE-2025-5555

Nixdorf Wincor PORT IO Driver IOCTL wnport.sys sub_11100 stack-based overflow

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Status
Published
Published
Updated
Assigning organization
VulDB

Description

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.

Affected products

Version statuses are supplied by the assigning organization. Consult the original record for detailed ranges and platform conditions.

Nixdorf Wincor PORT IO Driver

  • 1.0.0.0affected
  • 1.0.0.1affected
  • 3.0.0.1unaffected

References