VulnerabilityModified
CVE-2024-36844
libmodbus v3.1.6 was discovered to contain a use-after-free via the ctx->backend pointer.
HIGH 7.5EPSS 0.61%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.61%). 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 use-after-free via the ctx->backend pointer. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted message sent to the unit-test-server.
- 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
- 0.61% probability · 47th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-416
- Affected
- libmodbus/libmodbus
- Source
- cve@mitre.org
References
- https://github.com/stephane/libmodbus/issues/749Exploit, Issue Tracking, Vendor Advisory
- https://github.com/stephane/libmodbus/issues/749Exploit, 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.