CVE-2021-27500

Published on: Not Yet Published

Last Modified on: 05/13/2022 01:36:00 AM UTC

CVE-2021-27500

Source: Mitre Source: Nist Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Certain versions of OpENer EtherNet/IP from EIPStackGroup contain the following vulnerability:

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.

  • CVE-2021-27500 has been assigned by URL Logo [email protected] to track the vulnerability
  • Affected Vendor/Software: URL Logo EIPStackGroup - OpENer EtherNet/IP version < Feb 10, 2021

CVE References

Description Tags ⓘ Link
GitHub - EIPStackGroup/OpENer: OpENer is an EtherNet/IP stack for I/O adapter devices. It supports multiple I/O and explicit connections and includes objects and services for making EtherNet/IP-compliant products as defined in the ODVA specification. github.com
text/html
 URL Logo CONFIRM github.com/EIPStackGroup/OpENer
EIPStackGroup OpENer Ethernet/IP | CISA www.cisa.gov
text/html
 URL Logo CONFIRM www.cisa.gov/uscert/ics/advisories/icsa-21-105-02
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Known Affected Software

Vendor Product Version
EIPStackGroup OpENer_EtherNet/IP< Feb 10, 2021

Discovery Credit

Tal Keren and Sharon Brizinov of Claroty reported these vulnerabilities to CISA.

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-27500 : A specifically crafted packet sent by an attacker to EIPStackGroup OpENer EtherNet/IP commits and… twitter.com/i/web/status/1… 2022-05-12 20:13:42
Reddit Logo Icon /r/netcve CVE-2021-27500 2022-05-12 20:57:08
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