CVE-2023-26793 - Vulnerability Details - OpenCVE

libmodbus v3.1.10 has a heap-based buffer overflow vulnerability in read_io_status function in src/modbus.c.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.00892.

Key SSVC decision points have not yet been added.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:libmodbus:libmodbus:3.1.10:*:*:*:*:*:*:*

No data.

No data.

Project Subscriptions

Vendors	Products
Libmodbus Subscribe	Libmodbus Subscribe

Advisories

No advisories yet.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/stephane/libmodbus/issues/683

History

Mon, 05 May 2025 17:45:00 +0000

Type	Values Removed	Values Added
First Time appeared		Libmodbus Libmodbus libmodbus
CPEs		cpe:2.3:a:libmodbus:libmodbus:3.1.10:::::::*
Vendors & Products		Libmodbus Libmodbus libmodbus

Projects

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MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2024-05-01T00:00:00

Updated: 2024-08-02T11:53:54.382Z

Reserved: 2023-02-27T00:00:00

Link: CVE-2023-26793

Vulnrichment

Updated: 2024-08-02T11:53:54.382Z

NVD

Status : Analyzed

Published: 2024-05-01T19:15:21.123

Modified: 2025-05-05T17:21:25.887

Link: CVE-2023-26793

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-122

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