CVE-2019-3940: Malicious File Upload
First published: Tue Apr 09 2019(Updated: )
Advantech WebAccess 8.3.4 is vulnerable to file upload attacks via unauthenticated RPC call. An unauthenticated, remote attacker can use this vulnerability to execute arbitrary code.
Credit: vulnreport@tenable.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Advantech WebAccess | =8.3.4 |
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Reference Links
Frequently Asked Questions
What is CVE-2019-3940?
CVE-2019-3940 is a vulnerability in Advantech WebAccess 8.3.4 that allows for file upload attacks via an unauthenticated remote procedure call (RPC) call.
How can an attacker exploit CVE-2019-3940?
An unauthenticated attacker can exploit CVE-2019-3940 by using a file upload attack via an unauthenticated RPC call, allowing them to execute arbitrary code.
What is the severity of CVE-2019-3940?
CVE-2019-3940 has a severity rating of 9.8 (Critical).
How can I fix CVE-2019-3940?
To fix CVE-2019-3940, Advantech WebAccess 8.3.4 users should apply the latest security patches and updates provided by the vendor.
Where can I find more information about CVE-2019-3940?
More information about CVE-2019-3940 can be found at the following references: [SecurityFocus](http://www.securityfocus.com/bid/107847) and [Tenable](https://www.tenable.com/security/research/tra-2019-15).
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