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cve-2021-40438

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CVE-2021-40438 is a high-severity vulnerability in the Apache HTTP Server that has been identified in Siemens industrial networking products such as RUGGEDCOM NMS, SINEC NMS, and SINEMA. This server-side request forgery (SSRF) flaw can allow remote attackers to exploit the affected systems, potentially leading to denial-of-service, process crashes, or cross-system access. Siemens has issued advisories urging operators to apply mitigations promptly. Discussions on WindowsForum highlight the importance of patching this CVE in enterprise and OT environments to reduce exploitable risk.
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    Critical Apache Vulnerabilities in Siemens OT Tools: SINEC NMS, SINEMA, RUGGEDCOM NMS

    Siemens has republished a critical advisory that pulls a spotlight back onto a cluster of high-severity Apache HTTP Server vulnerabilities found embedded inside several Siemens industrial networking products — most notably RUGGEDCOM NMS, SINEC NMS, and SINEMA family components — and is urging...
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    • apachevulnerabilities cve-2021-34798 cve-2021-39275 cve-2021-40438 firewall industrial networking it-ot mitigation network segmentation ot security patch management productcert ruggedcom-nms siemens siemens productcert sinec nms sinema remote connect server sinema-server vulnerability management zero trust
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    • Forum: Security Alerts
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