Summary
The latest update for SINUMERIK Integrate Operate Client fixes a vulnerability that could allow an attacker to spoof any SSL server certificate and conduct man-in-the-middle attacks.
Siemens is preparing updates and recommends specific countermeasures for products where updates are not, or not yet available
Vulnerabilities 1
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Unscored —
A vulnerability has been identified in SINUMERIK Analyse MyCondition (All versions), SINUMERIK Analyze MyPerformance (A…
Revision history
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#2
Revision - Fixing typos
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#1
Publication Date
References
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SSA-729965: TLS Certificate Validation Vulnerability in SINUMERIK Integrate Operate Client - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-729965.txt
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SSA-729965: TLS Certificate Validation Vulnerability in SINUMERIK Integrate Operate Client - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-729965.pdf
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ICS Advisory ICSA-21-194-04 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-21-194-04
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Recommended Practices
https://www.cisa.gov/uscert/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://us-cert.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/uscert/ics/tips/ICS-TIP-12-146-01B