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2 vulnerabilities found for PORT IO Driver by Nixdorf Wincor
CVE-2025-5555 (GCVE-0-2025-5555)
Vulnerability from nvd – Published: 2025-10-18 08:02 – Updated: 2025-10-20 17:35
VLAI
Title
Nixdorf Wincor PORT IO Driver IOCTL wnport.sys sub_11100 stack-based overflow
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.329013 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.329013 | signaturepermissions-required |
| https://vuldb.com/?submit.604823 | third-party-advisory |
| https://b.iakb.org/2025/06/26/Wincor-Nixdorf-PORT… | broken-linkexploit |
| https://download.dieboldnixdorf.com/ | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Nixdorf Wincor | PORT IO Driver |
Affected:
1.0.0.0
Affected: 1.0.0.1 Unaffected: 3.0.0.1 |
Credits
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CVE-2025-5555 (GCVE-0-2025-5555)
Vulnerability from cvelistv5 – Published: 2025-10-18 08:02 – Updated: 2025-10-20 17:35
VLAI
Title
Nixdorf Wincor PORT IO Driver IOCTL wnport.sys sub_11100 stack-based overflow
Summary
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.
Severity
SSVC
Exploitation: poc
Automatable: no
Technical Impact: total
CISA Coordinator (v2.0.3)
Assigner
References
5 references
| URL | Tags |
|---|---|
| https://vuldb.com/?id.329013 | vdb-entrytechnical-description |
| https://vuldb.com/?ctiid.329013 | signaturepermissions-required |
| https://vuldb.com/?submit.604823 | third-party-advisory |
| https://b.iakb.org/2025/06/26/Wincor-Nixdorf-PORT… | broken-linkexploit |
| https://download.dieboldnixdorf.com/ | patch |
Impacted products
1 product
| Vendor | Product | Version | |
|---|---|---|---|
| Nixdorf Wincor | PORT IO Driver |
Affected:
1.0.0.0
Affected: 1.0.0.1 Unaffected: 3.0.0.1 |
Credits
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