Vulnerability Description
A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
CVSS Score
7.8
HIGH
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Libmodbus | Libmodbus | < 3.1.7 |
| Fedoraproject | Extra Packages For Enterprise Linux | 7.0 |
| Fedoraproject | Fedora | 35 |
| Debian | Debian Linux | 10.0 |
Related Weaknesses (CWE)
References
- https://bugzilla.redhat.com/show_bug.cgi?id=2045571Issue TrackingThird Party Advisory
- https://github.com/stephane/libmodbus/commit/b4ef4c17d618eba0adccc4c7d9e9a1ef809PatchThird Party Advisory
- https://github.com/stephane/libmodbus/issues/614ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2022/09/msg00007.htmlMailing ListThird Party Advisory
- https://bugzilla.redhat.com/show_bug.cgi?id=2045571Issue TrackingThird Party Advisory
- https://github.com/stephane/libmodbus/commit/b4ef4c17d618eba0adccc4c7d9e9a1ef809PatchThird Party Advisory
- https://github.com/stephane/libmodbus/issues/614ExploitIssue TrackingPatch
- https://lists.debian.org/debian-lts-announce/2022/09/msg00007.htmlMailing ListThird Party Advisory
- https://lists.debian.org/debian-lts-announce/2025/03/msg00010.html
FAQ
What is CVE-2022-0367?
CVE-2022-0367 is a vulnerability with a CVSS score of 7.8 (HIGH). A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
How severe is CVE-2022-0367?
CVE-2022-0367 has been rated HIGH with a CVSS base score of 7.8/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2022-0367?
Check the references section above for vendor advisories and patch information. Affected products include: Libmodbus Libmodbus, Fedoraproject Extra Packages For Enterprise Linux, Fedoraproject Fedora, Debian Debian Linux.