Description
OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption issue caused by an integer underflow in the processing of connected explicit messages (SendUnitData).
Published: 2026-07-13
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories

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History

Thu, 16 Jul 2026 16:45:00 +0000

Type Values Removed Values Added
Title Integer Underflow in OpENer SendUnitData Leading to Memory Corruption

Wed, 15 Jul 2026 13:00:00 +0000

Type Values Removed Values Added
Title Integer Underflow in OpENer SendUnitData Leading to Memory Corruption

Tue, 14 Jul 2026 17:30:00 +0000

Type Values Removed Values Added
Weaknesses CWE-191
Metrics cvssV3_1

{'score': 9.8, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H'}

ssvc

{'options': {'Automatable': 'yes', 'Exploitation': 'poc', 'Technical Impact': 'total'}, 'version': '2.0.3'}


Mon, 13 Jul 2026 23:45:00 +0000

Type Values Removed Values Added
First Time appeared Eipstackgroup
Eipstackgroup opener
Vendors & Products Eipstackgroup
Eipstackgroup opener

Mon, 13 Jul 2026 22:15:00 +0000

Type Values Removed Values Added
Description OpENer 2.3.0 (master branch up to commit 76b95cf) is vulnerable to a severe memory corruption issue caused by an integer underflow in the processing of connected explicit messages (SendUnitData).
References

Subscriptions

Eipstackgroup Opener
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2026-07-14T16:27:06.729Z

Reserved: 2026-06-08T00:00:00.000Z

Link: CVE-2026-51540

cve-icon Vulnrichment

Updated: 2026-07-14T16:22:48.567Z

cve-icon NVD

No data.

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

Updated: 2026-07-16T16:30:02Z

Weaknesses