Medium severity5.5NVD Advisory· Published Mar 12, 2020· Updated Jun 17, 2026
CVE-2019-5177
CVE-2019-5177
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
2- Range: 03.02.02(14)
Patches
Vulnerability mechanics
References
1- talosintelligence.com/vulnerability_reports/TALOS-2019-0963nvdExploitTechnical DescriptionThird Party Advisory
News mentions
0No linked articles in our index yet.