CVE-2019-5177 | BDVDB-2026-131986 Detail

WagoWAGO PFC200

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.

Impact#

No impact statement in the source data.

Weaknesses#

No weakness recorded in the source data.

References#

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0963

Exploit#

No public exploit known

History#

Version 12020-03-11Record published in the CVE List.
Version 22024-08-04Most recent update recorded in the CVE List.