Cloud Vulnerability DB
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Vulnerability DatabaseCVE-2022-36845
CVE-2022-36845:
NixOS vulnerability analysis and mitigation
Overview
CVE-2022-36845 is a duplicate of CVE-2022-0367, which is a heap-based buffer overflow vulnerability found in the libmodbus function modbus_reply() in src/modbus.c. The vulnerability was addressed in libmodbus version 3.1.6-2+deb11u1 for Debian 11 bullseye (Debian Announce).
Technical details
The vulnerability is classified under CWE-122 (Heap-based Buffer Overflow) and CWE-787 (Out-of-bounds Write). The issue specifically affects the modbus_reply() function in the src/modbus.c file of libmodbus (Debian Announce).
Impact
If exploited, this heap-based buffer overflow vulnerability could potentially allow attackers to execute arbitrary code or cause system crashes through buffer manipulation (Debian Announce).
Mitigation and workarounds
Users are recommended to upgrade their libmodbus packages to version 3.1.6-2+deb11u1 or later. For Debian 11 bullseye users, the fix has been included in the security update (Debian Announce).
Additional resources
Source: This report was generated using AI
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