CVE-2026-82947

Multiple Out-of-Bounds Reads in Frame Processing

Published Oct 26, 2026 CVSS 3.1 · 7.1 High EPSS < 1% KEV · Not listed
Description
SOEM version 2.0.0 and earlier contains multiple vulnerabilities in frame processing where a malicious device can cause the master to read data outside allocated buffers. The software uses length and offset values from device messages without validating them against buffer sizes. This can cause the master to access invalid memory locations, potentially disclosing sensitive information or causing crashes.

Remediation

No solution or workaround provided in the CVE record

Tracking

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Advisories

No advisories available
History
Type Values Removed Values Added
First Time appeared Rt-labs Ab
Rt-labs Ab soem
Vendors & Products Rt-labs Ab
Rt-labs Ab soem
Type Values Removed Values Added
Metrics ssvc

{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}

Type Values Removed Values Added
Description SOEM version 2.0.0 and earlier contains multiple vulnerabilities in frame processing where a malicious device can cause the master to read data outside allocated buffers. The software uses length and offset values from device messages without validating them against buffer sizes. This can cause the master to access invalid memory locations, potentially disclosing sensitive information or causing crashes.
Title Multiple Out-of-Bounds Reads in Frame Processing
Weaknesses CWE-125
CWE-129
CWE-191
CWE-787
References
Metrics cvssV3_1

{'score': 7.1, 'vector': 'CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:L'}

Sources

Status
PUBLISHED
Assigner
ENISA
Published
Updated
Nov 2, 2026, 8:59 PM
Reserved
Aug 31, 2026, 12:26 PM
Status
Awaiting Analysis
Published
Oct 26, 2026, 9:16 AM
Modified
Nov 2, 2026, 9:17 PM