PoC Index

CVE-2019-5170

HIGH 7.8EPSS 1.4%

An exploitable command injection vulnerability exists in the iocheckd service ‘I/O-Check’ function of the WAGO PFC 200 Firmware version 03.02.02(14). A specially crafted XML cache file written to a specific location on the device can be used to inject OS commands. An attacker can send a specially crafted packet to trigger the parsing of this cache file.At 0x1e87c the extracted hostname value from the xml file is used as an argument to /etc/config-tools/change_hostname hostname=<contents of hostname node> using sprintf(). This command is later executed via a call to system().

CVSS v3.1
7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS v2.0
7.2 HIGHAV:L/AC:L/Au:N/C:C/I:C/A:C
EPSS
1.36% chance of exploitation in the next 30 days, 70th percentile
Published
2020-03-11
Updated
2024-08-04

Proof-of-concept exploits (1)

References

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