CVE-2019-5176

An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version…

published March 11, 2020

CVSS
—
EPSS
1%
Percentile
43.7
In the wild
Unconfirmed
What it is

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). An attacker can send a specially crafted packet to trigger the parsing of this cache file.The destination buffer sp+0x40 is overflowed with the call to sprintf() for any gateway values that are greater than 512-len(‘/etc/config-tools/config_default_gateway number=0 state=enabled value=‘) in length. A gateway value of length 0x7e2 will cause the service to crash.

The record
Technical detail
CVSS
Not scored
CVSS v4.0
Not supplied
EPSS
0.00526 · 43.7th percentile
Published
2020-03-11T23:24Z
EPSS history
Timeline
  • 11 MAR 23:24Z
    An exploitable stack buffer overflow vulnerability vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 Firmware version…
    cvelistv5