exxxxxxxxxxx on Node.js URL path traversal

Summaryinfo

A vulnerability classified as critical has been found in exxxxxxxxxxx on Node.js. Affected by this vulnerability is an unknown functionality of the component URL Handler. Performing a manipulation with the input ../ results in path traversal. This vulnerability is reported as CVE-2017-16130. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical has been found in exxxxxxxxxxx on Node.js (JavaScript Library) (version now known). This affects some unknown processing of the component URL Handler. The manipulation with the input value ../ leads to a path traversal vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, and integrity. The summary by CVE is:

exxxxxxxxxxx is an Http eX Frame Google Style JavaScript Guide. exxxxxxxxxxx is vulnerable to a directory traversal issue, giving an attacker access to the filesystem by placing "../" in the url. Accessible files are restricted to those with a file extension. Files with no extension such as /etc/passwd throw an error.

The bug was discovered 09/26/2017. The weakness was disclosed 06/07/2018 (Website). The advisory is shared at github.com. This vulnerability is uniquely identified as CVE-2017-16130 since 10/29/2017. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are known, but no exploit is available. 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 253 days. During that time the estimated underground price was around $0-$5k.

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

Type

• JavaScript Library

Name

• exxxxxxxxxxx

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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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