Summary
Siemens gPROMS Web Applications Publisher (gWAP) is affected by a remote code execution vulnerability introduced through a third-party component, namely the Axios HTTP client library. The vulnerability stems from a specific "Gadget" attack chain that allows prototype pollution in other third-party libraries, potentially allowing an attacker to execute arbitrary code.
Siemens has released a new version for gWAP and recommends to update to the latest version.
Vulnerabilities 1
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Medium 4.8CVE-2026-40175 Public exploit
Axios has Unrestricted Cloud Metadata Exfiltration via Header Injection Chain
Axios is a promise based HTTP client for the browser and Node.js. Versions prior to 1.15.0 and 0.3.1 are vulnerable to a specific gadget-style attack chain in which prototype pollution in a third-party dependency may be leveraged to inject unsanitized header …
Revision history
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#2
Initial CISA Republication of Siemens ProductCERT SSA-876049 advisory
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#1
Publication Date
References
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SSA-876049: Prototype Pollution Vulnerability in Axios Library Affecting Siemens gWAP Before V3.1.1 - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-876049.html
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ICS Advisory ICSA-26-134-01 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-26-134-01
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Recommended Practices
https://www.cisa.gov/news-events/ics-alerts/ics-alert-10-301-01
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Recommended Practices
https://www.cisa.gov/resources-tools/resources/ics-recommended-practices
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://www.cisa.gov/sites/default/files/recommended_practices/NCCIC_ICS-CERT_Defense_in_Depth_2016_S508C.pdf
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Recommended Practices
https://www.cisa.gov/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/news-events/news/targeted-cyber-intrusion-detection-and-mitigation-strategies-update-b