Summary
Parasolid is affected by out of bounds write vulnerabilities that could be triggered when the application reads files in X_T format. If a user is tricked to open a malicious file with the affected applications, an attacker could leverage the vulnerability to perform remote code execution in the context of the current process.
Siemens has released updates for the affected products and recommends to update to the latest versions.
Vulnerabilities 2
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High 7.8
A vulnerability has been identified in Parasolid V34.1 (All versions < V34.1.258), Parasolid V35.0 (All versions < V35.…
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High 7.8
A vulnerability has been identified in Parasolid V35.0 (All versions < V35.0.260), Parasolid V35.1 (All versions < V35.…
Revision history
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#2
Revision - Fixing typos
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#1
Publication Date
References
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SSA-190839: X_T File Parsing Vulnerabilities in Parasolid - HTML Version
https://cert-portal.siemens.com/productcert/html/ssa-190839.html
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SSA-190839: X_T File Parsing Vulnerabilities in Parasolid - PDF Version
https://cert-portal.siemens.com/productcert/pdf/ssa-190839.pdf
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SSA-190839: X_T File Parsing Vulnerabilities in Parasolid - TXT Version
https://cert-portal.siemens.com/productcert/txt/ssa-190839.txt
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ICS Advisory ICSA-23-257-02 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-23-257-02
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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