What is CVE-2019-5166?

CVE-2019-5166 is a high-severity vulnerability in Wago Pfc200, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-03-11.

How severe is CVE-2019-5166?

High severity. CVSS v3 base score is 7.8 out of 10.

Buffer overflow in Wago Pfc200

CVE-2019-5166

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 s…

Vulnerability class: Buffer Overflow

EPSS: 0.008 (53.1th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Wago Pfc200
Wago Pfc200_firmware — versions 03.02.02\(14\)
Wago Pfc200 Firmware — versions version 03.02.02(14)

Weakness classification (CWE)

CWE-787 — Out-of-bounds Write

References

talos-cna@cisco.com (Exploit, Third Party Advisory, x_refsource_MISC, Mitigation)

Frequently asked questions

What is CVE-2019-5166?: CVE-2019-5166 is a high-severity vulnerability in Wago Pfc200, classified under Out-of-bounds Write. CVSS score: 7.8/10. Published 2020-03-11.
How severe is CVE-2019-5166?: High severity. CVSS v3 base score is 7.8 out of 10.