CVE-2022-0367
HIGHCVSS 7.8/10EPSS 0.43%
Last modified
CVE-2022-0367 is a high-severity vulnerability rated 7.8/10 on the CVSS scale. A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.. EPSS estimates a 0.43% chance of exploitation in the next 30 days.
Description
A heap-based buffer overflow flaw was found in libmodbus in function modbus_reply() in src/modbus.c.
Metrics
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Libmodbus | Libmodbus | < 3.1.7 |
| Fedoraproject | Extra Packages For Enterprise Linux | 7.0 |
| Fedoraproject | Fedora | 35 |
| Debian | Debian Linux | 10.0 |
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
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2022-0367?
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 a CVSS score of 7.8/10 (HIGH severity). The EPSS model estimates a 0.43% probability of exploitation in the next 30 days.
How do I fix CVE-2022-0367?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.
Are you affected by CVE-2022-0367?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST