ZTE C520V21 up to 2.1.14 URL path traversal

Summaryinfo

A vulnerability marked as critical has been reported in ZTE C520V21 up to 2.1.14. The impacted element is an unknown function of the component URL Handler. This manipulation causes path traversal. This vulnerability appears as CVE-2019-3423. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability was found in ZTE C520V21 up to 2.1.14. It has been declared as critical. Affected by this vulnerability is an unknown code of the component URL Handler. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

permission and access control vulnerability, which exists in V2.1.14 and below versions of C520V21 smart camera devices. An attacker can construct a URL for directory traversal and access to other unauthorized files or resources.

The weakness was presented 11/18/2019 (Website). The advisory is shared at support.zte.com.cn. This vulnerability is known as CVE-2019-3423 since 12/31/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1006 for this issue.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

See VDB-145934 for similar entry. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

• ZTE

Name

• C520V21

Version

• 2.1.0
• 2.1.1
• 2.1.2
• 2.1.3
• 2.1.4
• 2.1.5
• 2.1.6
• 2.1.7
• 2.1.8
• 2.1.9
• 2.1.10
• 2.1.11
• 2.1.12
• 2.1.13
• 2.1.14

License

• commercial

Website

• Vendor: https://www.zte.com.cn/

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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