CVE-2026-75351: n/a
Description
OpENer version 2.3 (commit 76b95cf) contains an out-of-bounds read vulnerability in its server-side EtherNet/IP ForwardOpen connection-path parser. This flaw allows a remote attacker to cause a denial of service by triggering the out-of-bounds read condition.
Affected software
pkg:github/eipstackgroup/OpENerRun on your own infrastructure? Check whether these packages are installed with threat-finder — our free open-source scanner.
AI-Powered Analysis
Machine-generated threat intelligence
Technical Analysis
CVE-2026-75351 is an out-of-bounds read vulnerability in OpENer v2.3 at commit 76b95cf. The vulnerability exists in the server-side EtherNet/IP ForwardOpen connection-path parser, where improper bounds checking leads to reading memory outside the intended buffer. This can be exploited remotely to cause a denial of service condition by crashing or destabilizing the affected service.
Potential Impact
A remote attacker can exploit this vulnerability to cause a denial of service on the affected OpENer server by triggering an out-of-bounds read in the connection-path parser. There is no information about code execution or data disclosure.
Mitigation Recommendations
Patch status is not yet confirmed — check the vendor advisory for current remediation guidance. Until a fix is available, consider restricting access to the affected service to trusted networks or applying network-level protections to limit exposure.
Technical Details
- Data Version
- 5.2
- Assigner Short Name
- mitre
- Date Reserved
- 2026-08-17T00:00:00.000Z
- State
- PUBLISHED
Threat ID: 6ac9371a2cdf04f6567916f8
Added to database: 10/09/2026, 18:48:58 UTC
Last enriched: 10/09/2026, 19:04:43 UTC
Last updated: 10/09/2026, 19:08:13 UTC
Views: 4
Community Reviews
0 reviewsCrowdsource mitigation strategies, share intel context, and vote on the most helpful responses. Sign in to add your voice and help keep defenders ahead.
Want to contribute mitigation steps or threat intel context? Sign in or create an account to join the community discussion.
Actions
Updates to AI analysis require Pro Console access. Upgrade inside Console → Billing.
Need more coverage?
Upgrade to Pro Console for AI refresh and higher limits.
For incident response and remediation, OffSeq services can help resolve threats faster.
Latest Threats
Check if your credentials are on the dark web
Instant breach scanning across billions of leaked records. Free tier available.