Description
libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.
Published: 2024-05-31
Score: 7.5 High
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
Source ID Title
Debian DLA Debian DLA DLA-4084-1 libmodbus security update
History

Mon, 03 Nov 2025 21:30:00 +0000

Type Values Removed Values Added
References

Mon, 03 Nov 2025 21:15:00 +0000

Type Values Removed Values Added
CPEs cpe:2.3:a:libmodbus:libmodbus:*:*:*:*:*:*:*:*
Metrics ssvc

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


Sun, 13 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00565}

epss

{'score': 0.00433}


Sat, 12 Jul 2025 13:45:00 +0000

Type Values Removed Values Added
Metrics epss

{'score': 0.00403}

epss

{'score': 0.00565}


Thu, 01 May 2025 14:15:00 +0000

Type Values Removed Values Added
First Time appeared Libmodbus
Libmodbus libmodbus
CPEs cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*
Vendors & Products Libmodbus
Libmodbus libmodbus

Thu, 22 Aug 2024 19:00:00 +0000

Type Values Removed Values Added
Weaknesses CWE-122
Metrics cvssV3_1

{'score': 7.5, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H'}


Subscriptions

Libmodbus Libmodbus
cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2025-11-03T20:37:51.145Z

Reserved: 2024-05-30T00:00:00.000Z

Link: CVE-2024-36843

cve-icon Vulnrichment

Updated: 2025-11-03T20:37:51.145Z

cve-icon NVD

Status : Modified

Published: 2024-05-31T20:15:10.290

Modified: 2025-11-03T21:16:13.037

Link: CVE-2024-36843

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses