Out-of-Bounds Read in libmodbus Affecting Multiple Versions
CVE-2019-14462

9.1CRITICAL

Key Information:

Vendor

LIBModbus

Status
LIBModbus
Vendor
CVE Published:
31 July 2019

What is CVE-2019-14462?

A vulnerability exists in libmodbus prior to version 3.0.7 and 3.1.x before 3.1.5, where an out-of-bounds read occurs specifically in the MODBUS_FC_WRITE_MULTIPLE_COILS operation. This can potentially lead to unintended behavior, including exposing sensitive information or causing application instability.

References

https://github.com/stephane/libmodbus/commit/5ccdf5ef79d7...
x_refsource_MISC
https://libmodbus.org/2019/stable-and-development-releases/
x_refsource_MISC
https://lists.fedoraproject.org/archives/list/package-ann...
vendor-advisoryx_refsource_FEDORA

CVSS V3.1

Score:
9.1
Severity:
CRITICAL
Confidentiality:
High
Integrity:
None
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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