CVE-2019-5166

CWE-787 — Out-of-bounds WriteCWE-120 — Classic Buffer Overflow3 documents3 sources
Severity
7.8HIGH
EPSS
0.1%
top 84.67%
CISA KEV
Not in KEV
Exploit
No known exploits
Affected products
2
Wago Wago Pfc200 FirmwareWago Pfc200 Firmware
Timeline
PublishedMar 11
Latest updateMay 24

Description

An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03.02.02(14). A specially crafted XML cache file written to a specific location on the device can cause a stack buffer overflow, resulting in code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.

CVSS vector

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:HExploitability: 1.8 | Impact: 5.9

Affected Packages2 packages

▶NVDwago/pfc200_firmware03.02.02\(14\)
▶CVEListV5wago/wago_pfc200_firmwareversion 03.02.02(14)

🔴Vulnerability Details

2
GHSA
GHSA-w4qg-v526-9gvf: An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03↗2022-05-24
▶
CVEList
CVE-2019-5166: An exploitable stack buffer overflow vulnerability exists in the iocheckd service ‘I/O-Check’ functionality of WAGO PFC 200 version 03↗2020-03-10
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