What’s Vulnerable › Vulnerabilities

CVE-2024-36843

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.8% probability of exploitation in the next 30 days
• Public exploit or detection template: yes
• Published: 2024-05-31 · updated 2026-06-17
• Weakness: CWE-122

Description

libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.

Affected products

• libmodbus: 3.1.6

References

• https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md
• https://github.com/stephane/libmodbus/issues/748
• https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.md
• https://github.com/stephane/libmodbus/issues/748
• https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html

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