Security Advisory

CVE-2019-5177

CVE vulnerability detail — eXtreme Datacenter Security Operations

Published 2020-03-11 23:25:07

Last updated 2024-08-04 19:47:56

Assigner talos

State PUBLISHED

Description

An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version 03.02.02(14). The destination buffer sp+0x440 is overflowed with the call to sprintf() for any domainname values that are greater than 1024-len(‘/etc/config-tools/edit_dns_server domain-name=‘) in length. A domainname value of length 0x3fa will cause the service to crash.

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