Summary
COMOS is affected by memory corruption vulnerability in the cache validation service that could allow an attacker to execute arbitrary code or cause denial of service condition.
Siemens has released updates for the affected products and recommends to update to the latest versions.
Vulnerabilities 1
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Critical 10.0
A vulnerability has been identified in COMOS V10.2 (All versions), COMOS V10.3.3.1 (All versions < V10.3.3.1.45), COMOS…
Revision history
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#1
Publication Date
References
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SSA-693110: Buffer Overflow Vulnerability in COMOS - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-693110.txt
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SSA-693110: Buffer Overflow Vulnerability in COMOS - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-693110.pdf
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ICS Advisory ICSA-23-047-10 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-23-047-10
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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