CVE-2019-14462

CRITICAL EPSS 78.1%
Published Jul 31, 20196y ago · Modified Jun 17, 20262w ago
9.1 CVSS 3.1
Critical
Find Similar
Published Jul 31, 2019 6y ago
Last Modified Jun 17, 2026 2w ago

Description

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_COILS case, aka VD-1302.

CVSS Details

Base Score
9.1
Exploitability
3.9
Impact
5.2
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:H
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability High

Threat Intelligence

EPSS Exploit Probability
78.1% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-125 Out-of-bounds Read Memory Safety

Affected Products 5

VendorProductVersionRange
libmodbuslibmodbus* <3.0.7
libmodbuslibmodbus*≥3.1.0  –  <3.1.5
fedoraprojectfedora29any
fedoraprojectfedora30any
debiandebian_linux9.0any

References 5

  • github.com https://github.com/stephane/libmodbus/commit/5ccdf5ef79d742640355d1132fa9e2abc7fbaefc
    PatchThird Party Advisory
  • libmodbus.org https://libmodbus.org/2019/stable-and-development-releases/
    Release NotesVendor Advisory
  • lists.debian.org https://lists.debian.org/debian-lts-announce/2021/11/msg00020.html
    Mailing ListThird Party Advisory
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HAGHQFJTJCMYHW553OUWJ3YIJR6PJHB7/
  • lists.fedoraproject.org https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/PRAQZXGAZY6UGWZ6CD33QEFLL7AWW233/

Remediation

  • github.com https://github.com/stephane/libmodbus/commit/5ccdf5ef79d742640355d1132fa9e2abc7fbaefc
    PatchThird Party Advisory