Vulnerability · Published May 12, 2022 · Assigned by icscert
CVE-2021-27482EIPStackGroup OpENer Ethernet/IP Out-of-bounds Read
High 7.5
In plain English
A high-severity out-of-bounds read in OpENer EtherNet/IP from EIPStackGroup. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.4% (higher than 72% of all known vulnerabilities).
Severity (CVSS 3.1)7.5High
Exploit odds (30 days)1.4%top 28.3% of all CVEs
Exploited in the wildNo reportsCISA SSVC: none
Attack toolingNoneno public tooling known
Official description
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.
Affected products (as reported)
| Vendor | Product | Versions |
|---|---|---|
| EIPStackGroup | OpENer EtherNet/IP | unspecified – before Feb 10, 2021 |
Weakness: CWE-125 · Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
References
- https://www.cisa.gov/uscert/ics/advisories/icsa-21-105-02 x_refsource_CONFIRM
- https://github.com/EIPStackGroup/OpENer x_refsource_CONFIRM