VulnerabilityModified
CVE-2022-0367
A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
HIGH 7.8EPSS 0.46%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.46%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- EPSS
- 0.46% probability · 38th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-119, CWE-787
- Affected
- libmodbus/libmodbus · fedoraproject/extra packages for enterprise linux · fedoraproject/fedora · debian/debian linux
- Source
- secalert@redhat.com
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2045571Issue Tracking, Third Party Advisory
- https://github.com/stephane/libmodbus/commit/b4ef4c17d618eba0adccc4c7d9e9a1ef809fc9b6Patch, Third Party Advisory
- https://github.com/stephane/libmodbus/issues/614Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00007.htmlMailing List, Third Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2045571Issue Tracking, Third Party Advisory
- https://github.com/stephane/libmodbus/commit/b4ef4c17d618eba0adccc4c7d9e9a1ef809fc9b6Patch, Third Party Advisory
- https://github.com/stephane/libmodbus/issues/614Exploit, Issue Tracking, Patch, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2022/09/msg00007.htmlMailing List, Third Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.