What is CVE-2019-5082?

CVE-2019-5082 is an exploitable heap buffer overflow vulnerability in the iocheckd service I/O-Check functionality of WAGO PFC200 and PFC100 firmware.

What is the severity of CVE-2019-5082?

The severity of CVE-2019-5082 is critical, with a CVSS score of 9.8.

How does the vulnerability in CVE-2019-5082 occur?

The vulnerability in CVE-2019-5082 occurs when a specially crafted set of packets is processed by the iocheckd service, causing a heap buffer overflow.

Is WAGO PFC200 and PFC100 firmware vulnerable to CVE-2019-5082?

Yes, WAGO PFC200 and PFC100 firmware versions mentioned earlier are vulnerable to CVE-2019-5082.

Vulnerability/
CVE-2019-5082

critical

9.8

CWE

787 119

8/1/2020

4/8/2024

CVE-2019-5082: Buffer Overflow

First published: Wed Jan 08 2020(Updated: )

An exploitable heap buffer overflow vulnerability exists in the iocheckd service I/O-Check functionality of WAGO PFC200 Firmware version 03.01.07(13), WAGO PFC200 Firmware version 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12). A specially crafted set of packets can cause a heap buffer overflow, potentially resulting in code execution. An attacker can send unauthenticated packets to trigger this vulnerability.

Credit: talos-cna@cisco.com

Affected Software	Affected Version	How to fix
WAGO PFC200 Firmware	=03.00.39\(12\)
WAGO PFC200 Firmware	=03.01.07\(13\)
WAGO PFC200
WAGO PFC100 Firmware	=03.00.39\(12\)
WAGO PFC100

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Reference Links

https://talosintelligence.com/vulnerability_reports/TALOS-2019-0874

Frequently Asked Questions

What is CVE-2019-5082?
CVE-2019-5082 is an exploitable heap buffer overflow vulnerability in the iocheckd service I/O-Check functionality of WAGO PFC200 and PFC100 firmware.
What is the severity of CVE-2019-5082?
The severity of CVE-2019-5082 is critical, with a CVSS score of 9.8.
Which software versions are affected by CVE-2019-5082?
WAGO PFC200 Firmware version 03.01.07(13), WAGO PFC200 Firmware version 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12) are affected by CVE-2019-5082.
How does the vulnerability in CVE-2019-5082 occur?
The vulnerability in CVE-2019-5082 occurs when a specially crafted set of packets is processed by the iocheckd service, causing a heap buffer overflow.
Is WAGO PFC200 and PFC100 firmware vulnerable to CVE-2019-5082?
Yes, WAGO PFC200 and PFC100 firmware versions mentioned earlier are vulnerable to CVE-2019-5082.

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agent/type
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agent/description
agent/last-modified-date
agent/softwarecombine
agent/first-publish-date
agent/tags
collector/mitre-cve
source/MITRE
vendor/wago
canonical/wago pfc200 firmware
version/wago pfc200 firmware/03.00.39\(12\)
version/wago pfc200 firmware/03.01.07\(13\)
canonical/wago pfc200
canonical/wago pfc100 firmware
version/wago pfc100 firmware/03.00.39\(12\)
canonical/wago pfc100

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