CVE-2021-27478

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.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTNIST
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
icscertCNA
8.2 HIGH
NETWORK
LOW
NONE
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:H
CVEADP
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CISA-ADPADP
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Base Score
CVSS 3.x
EPSS Score
Percentile: 32%
VendorProductVersion
opener_projectopener
𝑥
≤ 2.3
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/EIPStackGroup/OpENer
https://www.cisa.gov/uscert/ics/advisories/icsa-21-105-02
https://github.com/EIPStackGroup/OpENer
https://www.cisa.gov/uscert/ics/advisories/icsa-21-105-02