Buffer overflow in Libmodbus
CVE-2024-36843
libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.
Vulnerability class: Buffer Overflow
EPSS: 0.008 (52.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Libmodbus — versions 3.1.6
- N/a — versions n/a
Weakness classification (CWE)
Public proof-of-concept exploits
References
- cve@mitre.org (Exploit, Issue Tracking, Vendor Advisory)
- cve@mitre.org (Exploit, Third Party Advisory)
- af854a3a-2127-422b-91ae-364da2661108
Frequently asked questions
- What is CVE-2024-36843?
- CVE-2024-36843 is a high-severity vulnerability in Libmodbus, classified under Heap-based Buffer Overflow. CVSS score: 7.5/10. Published 2024-05-31.
- How severe is CVE-2024-36843?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2024-36843 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.