Summary
Two vulnerabilities have been identified in the LOGO! Soft Comfort software.
These could allow an attacker to take over a system with the affected software installed.
Siemens has released an update for LOGO! Soft Comfort and recommends to update to the latest version.
Vulnerabilities 2
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High 8.4
A vulnerability has been identified in LOGO! Soft Comfort (All versions < V8.4). The software insecurely loads librarie…
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Medium 5.1
A vulnerability has been identified in LOGO! Soft Comfort (All versions < V8.4). A zip slip vulnerability could be trig…
Revision history
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#2
Added fix for LOGO! Soft Comfort
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#1
Publication Date
References
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SSA-983300: Vulnerabilities in LOGO! Soft Comfort - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-983300.html
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SSA-983300: Vulnerabilities in LOGO! Soft Comfort - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-983300.pdf
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SSA-983300: Vulnerabilities in LOGO! Soft Comfort - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-983300.txt
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ICS Advisory ICSA-21-103-09 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-21-103-09
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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