CVE catalog
CVE-2019-14463
libmodbus: CVE-2019-14463
- Severity
- Medium · CVSS 6.5
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:L - Published
- Source
- [NVD] · [CVE record]
- EPSS
- 1.93% · Oct 25, 2026
An issue was discovered in libmodbus before 3.0.7 and 3.1.x before 3.1.5. There is an out-of-bounds read for the MODBUS_FC_WRITE_MULTIPLE_REGISTERS case, aka VD-1301.
Vulnerable and fixed packages
Distribution-reported package versions and fixes. These do not depend on matching against the OpenFactory package catalog.
| Distribution | Package | Release | Version | Status |
|---|---|---|---|---|
| Debian | libmodbus | sid | 3.2.0-1 | fixed |
| Debian | libmodbus | forky | 3.2.0-1 | fixed |
| Debian | libmodbus | trixie | 3.1.11-2 | fixed |
| Debian | libmodbus | bookworm | 3.1.6-2.1 | fixed |
| Debian | libmodbus | bookworm-security | 3.1.6-2.1+deb12u1 | fixed |
| Ubuntu | libmodbus | pro | 3.0.6-1 | vulnerable |
| Ubuntu | libmodbus | pro | 3.0.6-1ubuntu0.1~esm1 | fixed |
| Ubuntu | libmodbus | 18.04 | 3.0.6-2 | vulnerable |
| Ubuntu | libmodbus | 18.04 | 3.0.6-2+deb9u1build0.18.04.1 | fixed |
Fixed-version evidence
| Distribution | Package | Type | Release | Fixed version | Urgency | Origin | Bugs |
|---|---|---|---|---|---|---|---|
| Debian | libmodbus | source | sid | 3.1.6-1 | not yet assigned | Not reported | [933805] |
| Debian | libmodbus | source | forky | 3.1.6-1 | not yet assigned | Not reported | [933805] |
| Debian | libmodbus | source | trixie | 3.1.6-1 | not yet assigned | Not reported | [933805] |
| Debian | libmodbus | source | bookworm | 3.1.6-1 | not yet assigned | Not reported | [933805] |
| Ubuntu | libmodbus | deb | pro | 3.0.6-1ubuntu0.1~esm1 | Not reported | UBUNTU-CVE-2019-14463 | Not reported |
| Ubuntu | libmodbus | deb | 18.04 | 3.0.6-2+deb9u1build0.18.04.1 | Not reported | UBUNTU-CVE-2019-14463 | Not reported |
OpenFactory catalog packages
[Debian 12 (Bookworm)]
- [libmodbus5]Fixed
Source package: [libmodbus]
Details (4)
3.1.6-2.1· amd64 · bookwormFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1· arm64 · bookwormFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1+deb12u1· amd64 · bookworm-securityFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1+deb12u1· arm64 · bookworm-securityFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
- [libmodbus-dev]Fixed
Source package: [libmodbus]
Details (4)
3.1.6-2.1· amd64 · bookwormFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1· arm64 · bookwormFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1+deb12u1· amd64 · bookworm-securityFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
3.1.6-2.1+deb12u1· arm64 · bookworm-securityFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · bookworm; dsa · libmodbus · debian · 12
[Debian 13 (Trixie)]
- [libmodbus5]Fixed
Source package: [libmodbus]
Details (2)
3.1.11-2· amd64 · trixieFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · 13
3.1.11-2· arm64 · trixieFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · 13
- [libmodbus-dev]Fixed
Source package: [libmodbus]
Details (2)
3.1.11-2· amd64 · trixieFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · 13
3.1.11-2· arm64 · trixieFixed · Fixed:
3.1.6-1dsa · libmodbus · debian · 13
Observed:
References
- [https://osv.dev/vulnerability/DEBIAN-CVE-2019-14463]
- [https://osv.dev/vulnerability/UBUNTU-CVE-2019-14463]
- [https://security-tracker.debian.org/tracker/CVE-2019-14463]
- [https://security.access.redhat.com/data/csaf/v2/vex/2019/cve-2019-14463.json]
[Debian Security Tracker] · [FIRST EPSS] · [OSV Package Vulnerability Database] · [Red Hat security advisories and VEX]