CVE-2021-21777

CRITICAL

10.0

Description

An information disclosure vulnerability exists in the Ethernet/IP UDP handler functionality of EIP Stack Group OpENer 2.3 and development commit 8c73bf3. A specially crafted network request can lead to an out-of-bounds read.

CVE Details

CVSS v3.1 Score10.0

SeverityCRITICAL

CVSS VectorCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:N/A:H

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published6/17/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

opener_project:opener

Weaknesses (CWE)

CWE-125

References

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1234(talos-cna@cisco.com)

https://talosintelligence.com/vulnerability_reports/TALOS-2021-1234(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.