VulnerabilityModified
CVE-2024-36843
libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.
HIGH 7.5EPSS 0.79%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.79%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
libmodbus v3.1.6 was discovered to contain a heap overflow via the modbus_mapping_free() function.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 0.79% probability · 54th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-122
- Affected
- libmodbus/libmodbus
- Source
- cve@mitre.org
References
- https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.mdExploit, Third Party Advisory
- https://github.com/stephane/libmodbus/issues/748Exploit, Issue Tracking, Vendor Advisory
- https://github.com/balckgu1/libmodbusPoc/blob/main/gdb.mdExploit, Third Party Advisory
- https://github.com/stephane/libmodbus/issues/748Exploit, Issue Tracking, Vendor Advisory
- https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.