CVE-2017-2894

Public Exploit

Description

An exploitable stack buffer overflow vulnerability exists in the MQTT packet parsing functionality of Cesanta Mongoose 6.8. A specially crafted MQTT SUBSCRIBE packet can cause a stack buffer overflow resulting in remote code execution. An attacker needs to send a specially crafted MQTT packet over the network to trigger this vulnerability.

Category

9.8
CVSS
Severity: Critical
CVSS 3.1 •
CVSS 3.0 •
CVSS 2.0 •
EPSS 12.71% Top 10%
Third-Party Advisory talosintelligence.com
Affected: Cesanta Mongoose
Published at:
Updated at:

References

Link Tags
https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0401 exploit third party advisory technical description

Frequently Asked Questions

What is the severity of CVE-2017-2894?
CVE-2017-2894 has been scored as a critical severity vulnerability.
How to fix CVE-2017-2894?
To fix CVE-2017-2894, 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-2017-2894 being actively exploited in the wild?
It is possible that CVE-2017-2894 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~13% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2017-2894?
CVE-2017-2894 affects Cesanta Mongoose.
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