Huawei HG255s-10 V100R001C163B025SP02 HTTP Requests path traversal

Summaryinfo

A vulnerability classified as critical has been found in Huawei HG255s-10 V100R001C163B025SP02. This affects an unknown function. This manipulation as part of HTTP Requests causes path traversal. This vulnerability is registered as CVE-2017-17309. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability was found in Huawei HG255s-10 V100R001C163B025SP02. It has been declared as critical. Affected by this vulnerability is some unknown processing. The manipulation as part of a HTTP Requests 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:

Huawei HG255s-10 V100R001C163B025SP02 has a path traversal vulnerability due to insufficient validation of the received HTTP requests, a remote attacker may access the local files on the device without authentication.

The bug was discovered 06/06/2018. The weakness was published 06/14/2018 (Website). The advisory is shared at huawei.com. This vulnerability is known as CVE-2017-17309 since 12/04/2017. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/27/2023). MITRE ATT&CK project uses the attack technique T1006 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $5k-$25k.

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

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

• Huawei

Name

• HG255s-10

Version

• V100R001C163B025SP02

License

• commercial

Website

• Vendor: https://www.huawei.com/

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CPE 2.2info

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Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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