CVE-2017-2921: Integer Overflow

Published Nov 7, 2017
·
Updated

An exploitable memory corruption vulnerability exists in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause an integer overflow, leading to a heap buffer overflow and resulting in denial of service and potential remote code execution. An attacker needs to send a specially crafted websocket packet over network to trigger this vulnerability.

Affected Software

1 affected component
Cesanta Mongoose=6.8

Event History

Nov 7, 2017
CVE Published
via MITRE·04:00 PM
Data Sourced
via MITRE·04:00 PM
DescriptionSeverityWeakness
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Frequently Asked Questions

1

What is the vulnerability ID for this vulnerability?

The vulnerability ID for this vulnerability is CVE-2017-2921.

2

What is the severity of CVE-2017-2921?

The severity of CVE-2017-2921 is critical with a severity value of 9.8.

3

What is the affected software in CVE-2017-2921?

The affected software in CVE-2017-2921 is Cesanta Mongoose version 6.8.

4

How does CVE-2017-2921 work?

CVE-2017-2921 is a memory corruption vulnerability in the Websocket protocol implementation of Cesanta Mongoose 6.8. A specially crafted websocket packet can cause an integer overflow, leading to a heap buffer overflow and resulting in denial of service and potential remote code execution.

5

Is there a fix available for CVE-2017-2921?

At the moment, there is no information available regarding a specific fix for CVE-2017-2921. It is recommended to stay updated with the latest security patches and advisories from the vendor.

Contact

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