CVE-2019-5079: Buffer Overflow
First published: Wed Dec 18 2019(Updated: )
An exploitable heap buffer overflow 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 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 PFC 200 Firmware | =03.00.39\(12\) | |
| WAGO PFC 200 Firmware | =03.01.07\(13\) | |
| WAGO PFC 200 | ||
| WAGO PFC 100 Firmware | =03.00.39\(12\) | |
| WAGO PFC 100 |
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Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2019-5079.
What is the severity of CVE-2019-5079?
The severity of CVE-2019-5079 is critical with a score of 9.8.
Which software versions are affected by CVE-2019-5079?
WAGO PFC200 Firmware versions 03.01.07(13) and 03.00.39(12), and WAGO PFC100 Firmware version 03.00.39(12) are affected by CVE-2019-5079.
What is the vulnerability type of CVE-2019-5079?
CVE-2019-5079 is a heap buffer overflow vulnerability.
How can CVE-2019-5079 be exploited?
CVE-2019-5079 can be exploited by sending a specially crafted set of packets to trigger a heap buffer overflow.
- collector/nvd-index
- agent/severity
- agent/references
- agent/weakness
- agent/author
- agent/description
- agent/type
- agent/event
- agent/last-modified-date
- agent/softwarecombine
- agent/tags
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- collector/mitre-cve
- source/MITRE
- vendor/wago
- canonical/wago pfc 200 firmware
- version/wago pfc 200 firmware/03.00.39\(12\)
- version/wago pfc 200 firmware/03.01.07\(13\)
- canonical/wago pfc 200
- canonical/wago pfc 100 firmware
- version/wago pfc 100 firmware/03.00.39\(12\)
- canonical/wago pfc 100