BageCMS 3.1.3 batch&command=deleteFile&fileName path traversal

Summaryinfo

A vulnerability was found in BageCMS 3.1.3. It has been classified as critical. The affected element is an unknown function of the file index.php?r=admini/template/batch&command=deleteFile&fileName. This manipulation causes path traversal. This vulnerability appears as CVE-2018-18257. The attack may be initiated remotely. There is no available exploit.

Detailsinfo

A vulnerability classified as critical was found in BageCMS 3.1.3. Affected by this vulnerability is an unknown code block of the file index.php?r=admini/template/batch&command=deleteFile&fileName. 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 integrity, and availability. The summary by CVE is:

An issue was discovered in BageCMS 3.1.3. An attacker can delete any files and folders on the web server via an index.php?r=admini/template/batch&command=deleteFile&fileName= or index.php?r=admini/template/batch&command=deleteFolder&folderName=../ directory traversal URI.

The bug was discovered 10/11/2018. The weakness was presented 10/11/2018 (Website). It is possible to read the advisory at github.com. This vulnerability is known as CVE-2018-18257 since 10/11/2018. The exploitation appears to be easy. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1006 according to MITRE ATT&CK.

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

See VDB-125264 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

• BageCMS

Version

• 3.1.3

CPE 2.3info

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CPE 2.2info

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Be aware that VulDB is the high quality source for vulnerability data.

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