CVE-2016-8723: Null Pointer Dereference
First published: Thu Apr 13 2017(Updated: )
An exploitable null pointer dereference exists in the Web Application functionality of Moxa AWK-3131A Wireless Access Point running firmware 1.1. Any HTTP GET request not preceded by an '/' will cause a segmentation fault in the web server. An attacker can send any of a multitude of potentially unexpected HTTP get requests to trigger this vulnerability.
Credit: talos-cna@cisco.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Moxa AWK-3131A firmware | =1.1 | |
| Moxa AWK-3131A |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2016-8723?
CVE-2016-8723 is classified as a high severity vulnerability due to the potential for remote exploitation leading to a denial of service.
How do I fix CVE-2016-8723?
To mitigate CVE-2016-8723, update the Moxa AWK-3131A firmware to a version newer than 1.1 that addresses this vulnerability.
What attack vector is used in CVE-2016-8723?
CVE-2016-8723 can be exploited through HTTP GET requests that are not correctly formatted with a preceding '/'.
What devices are affected by CVE-2016-8723?
CVE-2016-8723 affects devices running Moxa AWK-3131A firmware version 1.1.
What are the potential impacts of exploiting CVE-2016-8723?
Exploiting CVE-2016-8723 can lead to a segmentation fault in the web server, causing it to crash and become unavailable.
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