CVE-2022-23135: Path Traversal
First published: Thu Feb 24 2022(Updated: )
There is a directory traversal vulnerability in some home gateway products of ZTE. Due to the lack of verification of user modified destination path, an attacker with specific permissions could modify the FTP access path to access and modify the system path contents without authorization, which will cause information leak and affect device operation.
Credit: psirt@zte.com.cn
| Affected Software | Affected Version | How to fix |
|---|---|---|
| Zte Zxhn F677 Firmware | <9.0.0p1n29 | |
| Zte Zxhn F677 | ||
| Zte Zxhn F477 Firmware | <9.0.0p1n29 | |
| Zte Zxhn F477 |
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Frequently Asked Questions
What is CVE-2022-23135?
CVE-2022-23135 is a directory traversal vulnerability in some home gateway products of ZTE, which allows an attacker to access and modify system path contents without authorization.
What is the severity of CVE-2022-23135?
The severity of CVE-2022-23135 is medium, with a severity value of 6.5.
Which ZTE products are affected by CVE-2022-23135?
Some home gateway products of ZTE, including Zte Zxhn F677 Firmware (up to version 9.0.0p1n29) and Zte Zxhn F477 Firmware (up to version 9.0.0p1n29), are affected by CVE-2022-23135.
How can an attacker exploit CVE-2022-23135?
An attacker with specific permissions can exploit CVE-2022-23135 by modifying the FTP access path to access and modify the system path contents without authorization.
Is Zte Zxhn F677 or Zte Zxhn F477 vulnerable to CVE-2022-23135?
No, Zte Zxhn F677 and Zte Zxhn F477 are not vulnerable to CVE-2022-23135.
How can I fix CVE-2022-23135?
To fix CVE-2022-23135, it is recommended to apply the latest firmware updates provided by ZTE and follow their security advisories.
Where can I find more information about CVE-2022-23135?
You can find more information about CVE-2022-23135 on the ZTE support website at the following link: [ZTE Support](https://support.zte.com.cn/support/news/LoopholeInfoDetail.aspx?newsId=1023444)
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