Summary
Successful exploitation of these vulnerabilities could cause a denial-of-service condition and data exposure.
Vulnerabilities 4
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High 8.2
EIPStackGroup OpENer Ethernet/IP Incorrect Conversion between Numeric Types
A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may cause a denial-of-service condition.
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High 7.5
EIPStackGroup OpENer Ethernet/IP Out-of-bounds Read
A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may allow the attacker to read arbitrary data.
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High 7.5
EIPStackGroup OpENer Ethernet/IP Reachable Assertion
A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-service condition.
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High 7.5
EIPStackGroup OpENer Ethernet/IP Reachable Assertion
A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and versions prior to Feb 10, 2021 may result in a denial-of-service condition.
Revision history
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#1
ICSA-21-105-02 EIPStackGroup OpENer Ethernet IP
References
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ICS Advisory ICSA-21-105-02 Web Version
https://www.cisa.gov/news-events/ics-advisories/icsa-21-105-02
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Recommended Practices
https://us-cert.cisa.gov/ics/alerts/ICS-ALERT-10-301-01
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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://us-cert.cisa.gov/ics/tips/ICS-TIP-12-146-01B