CVE-2017-2922: Use After Free

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 a buffer to be allocated while leaving stale pointers which leads to a use-after-free vulnerability which can be exploited to achieve remote code execution. An attacker needs to send a specially crafted websocket packet over the 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 CVE-2017-2922?

CVE-2017-2922 is a memory corruption vulnerability in the Websocket protocol implementation of Cesanta Mongoose 6.8.

2

How severe is CVE-2017-2922?

CVE-2017-2922 has a severity rating of 9.8/10, indicating a critical vulnerability.

3

What software is affected by CVE-2017-2922?

Cesanta Mongoose 6.8 is affected by CVE-2017-2922.

4

How can CVE-2017-2922 be exploited?

CVE-2017-2922 can be exploited by sending a specially crafted websocket packet to trigger a use-after-free vulnerability.

5

Is there a fix available for CVE-2017-2922?

There is no specific fix mentioned for CVE-2017-2922, but applying the latest updates or patches from the vendor may address the vulnerability.

Contact

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