Summary
Successful exploitation of these vulnerabilities could allow an attacker to gain elevated privileges, execute arbitrary code, and obtain server hashes and credentials.
Vulnerabilities 4
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High 7.8
Uncontrolled Search Path Element in PTC's Kepware KEPServerEX
An uncontrolled search path element vulnerability (DLL hijacking) has been discovered that could allow a locally authenticated adversary to escalate privileges to SYSTEM.
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Medium 6.3
Uncontrolled Search Path Element in PTC's Kepware KEPServerEX
An uncontrolled search path element vulnerability (DLL hijacking) has been discovered that could allow a locally authenticated adversary to escalate privileges to SYSTEM. Alternatively, they could host a trojanized version of the software and trick victims in…
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Medium 5.7
Insufficiently Protected Credentials in PTC's Kepware KEPServerEX
An insufficiently protected credentials vulnerability in KEPServerEX could allow an adversary to capture user credentials as the web server uses basic authentication.
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Medium 4.7
Improper Input Validation in PTC's Kepware KEPServerEX
An improper input validation vulnerability has been discovered that could allow an adversary to inject a UNC path via a malicious project file. This allows an adversary to capture NLTMv2 hashes and potentially crack them offline.
Revision history
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#2
Update A - Fixed ThingWorx Kepware Server affected version and added Thingworx Industrial Connectivity to Affected Products
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#1
Initial Publication
References
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ICSA Advisory ICSA-23-243-03 - Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-23-243-03
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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/sites/default/files/publications/Cybersecurity_Best_Practices_for_Industrial_Control_Systems.pdf
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Recommended Practices
https://www.cisa.gov/topics/industrial-control-systems
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Recommended Practices
https://www.cisa.gov/uscert/sites/default/files/publications/emailscams0905.pdf
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Recommended Practices
https://www.cisa.gov/uscert/ncas/tips/ST04-014
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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/uscert/ics/tips/ICS-TIP-12-146-01B