CVE-2019-5184

Public Exploit

Description

An exploitable double free vulnerability exists in the iocheckd service "I/O-Check" functionality of WAGO PFC 200. A specially crafted XML cache file written to a specific location on the device can cause a heap pointer to be freed twice, resulting in a denial of service and potentially code execution. An attacker can send a specially crafted packet to trigger the parsing of this cache file.

Category

7.8
CVSS
Severity: High
CVSS 3.1 •
CVSS 2.0 •
EPSS 0.05%
Third-Party Advisory talosintelligence.com
Affected: n/a Wago
Published at:
Updated at:

References

Link Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2019-0965 exploit third party advisory mitigation

Frequently Asked Questions

What is the severity of CVE-2019-5184?
CVE-2019-5184 has been scored as a high severity vulnerability.
How to fix CVE-2019-5184?
To fix CVE-2019-5184, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2019-5184 being actively exploited in the wild?
It is possible that CVE-2019-5184 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2019-5184?
CVE-2019-5184 affects n/a Wago.
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