CVE-2024-36843

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2024-36843
libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.

7.5 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md Exploit Third Party Advisory
https://github.com/stephane/libmodbus/issues/748 Exploit Issue Tracking Vendor Advisory
https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md Exploit Third Party Advisory
https://github.com/stephane/libmodbus/issues/748 Exploit Issue Tracking Vendor Advisory
https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html
Configurations

Configuration 1 (hide)

cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*
History

03 Nov 2025, 21:16

Type Values Removed Values Added
References
  • () https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html -

01 May 2025, 13:58

Type Values Removed Values Added
First Time Libmodbus
Libmodbus libmodbus
References () https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md - () https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md - Exploit, Third Party Advisory
References () https://github.com/stephane/libmodbus/issues/748 - () https://github.com/stephane/libmodbus/issues/748 - Exploit, Issue Tracking, Vendor Advisory
CPE cpe:2.3:a:libmodbus:libmodbus:3.1.6:*:*:*:*:*:*:*
Information

Published : 2024-05-31 20:15

Updated : 2025-11-03 21:16

NVD link : CVE-2024-36843

Mitre link : CVE-2024-36843

CVE.ORG link : CVE-2024-36843

JSON object : View

Products Affected

libmodbus

  • libmodbus
CWE
CWE-122

Heap-based Buffer Overflow