CVE-2019-20049
First published: Fri Dec 27 2019(Updated: )
An issue was discovered on Alcatel-Lucent OmniVista 4760 devices. A remote unauthenticated attacker can chain a directory traversal (which helps to bypass authentication) with an insecure file upload to achieve Remote Code Execution as SYSTEM. The directory traversal is in the __construct() whereas the insecure file upload is in SetSkinImages().
Credit: cve@mitre.org
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Al-enterprise Omnivista 4760 |
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Reference Links
Frequently Asked Questions
What is the vulnerability ID for this issue?
The vulnerability ID for this issue is CVE-2019-20049.
What is the severity of CVE-2019-20049?
CVE-2019-20049 has a severity rating of 9.8, which is classified as critical.
What is the affected software?
The affected software is Alcatel-Lucent OmniVista 4760.
What is the impact of this vulnerability?
This vulnerability allows a remote unauthenticated attacker to achieve remote code execution as SYSTEM on Alcatel-Lucent OmniVista 4760 devices.
How can this vulnerability be exploited?
An attacker can exploit this vulnerability by chaining a directory traversal with an insecure file upload to bypass authentication and execute arbitrary code.
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