CVE-2022-38132: Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands.
First published: Tue Aug 23 2022(Updated: )
Command injection vulnerability in Linksys MR8300 router while Registration to DDNS Service. By specifying username and password, an attacker connected to the router's web interface can execute arbitrary OS commands. The username and password fields are not sanitized correctly and are used as URL construction arguments, allowing URL redirection to an arbitrary server, downloading an arbitrary script file, and eventually executing the file in the device. This issue affects: Linksys MR8300 Router 1.0.
Credit: info@cybellum.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Linksys Mr8300 Firmware | =1.0 | |
| Linksys MR8300 |
Remedy
Upgrade to firmware version 1,1 is available here: https://www.linksys.com/support-article?articleNum=293921
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Reference Links
Frequently Asked Questions
What is CVE-2022-38132?
CVE-2022-38132 is a command injection vulnerability in the Linksys MR8300 router while registering to the DDNS service.
How does CVE-2022-38132 work?
By specifying a username and password, an attacker connected to the router's web interface can execute arbitrary OS commands.
What is the severity of CVE-2022-38132?
CVE-2022-38132 has a severity ranking of 8.8 (high).
Which software versions are affected by CVE-2022-38132?
The Linksys MR8300 router firmware version 1.0 is affected by the CVE-2022-38132 vulnerability.
How can I fix CVE-2022-38132?
To fix CVE-2022-38132, it is recommended to update your Linksys MR8300 router firmware to version 1.1.10.210186 or later.
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