CVE-2019-5073 — MEDIUM (5.3)

Vulnerability Description

An exploitable information exposure vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause an external tool to fail, resulting in uninitialized stack data to be copied to the response packet buffer. An attacker can send unauthenticated packets to trigger this vulnerability.

CVSS Score

5.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

LOW

Integrity

NONE

Availability

NONE

Affected Products

Vendor	Product	Versions
Wago	Pfc 200 Firmware	03.00.39\(12\)
Wago	Pfc 200	-
Wago	Pfc 100 Firmware	03.00.39\(12\)
Wago	Pfc 100	-

Related Weaknesses (CWE)

CWE-200

References

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0862ExploitThird Party Advisory
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0862ExploitThird Party Advisory

FAQ

What is CVE-2019-5073?

CVE-2019-5073 is a vulnerability with a CVSS score of 5.3 (MEDIUM). An exploitable information exposure vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware vers...

How severe is CVE-2019-5073?

CVE-2019-5073 has been rated MEDIUM with a CVSS base score of 5.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-5073?

Check the references section above for vendor advisories and patch information. Affected products include: Wago Pfc 200 Firmware, Wago Pfc 200, Wago Pfc 100 Firmware, Wago Pfc 100.