Studio 42 elFinder up to 2.1.36 Incomplete Fix CVE-2018-09109 elFinder.class.php zipdl path traversal

Summaryinfo

A vulnerability was found in Studio 42 elFinder up to 2.1.36 and classified as critical. The affected element is the function zipdl of the file elFinder.class.php of the component Incomplete Fix CVE-2018-09109. Such manipulation leads to path traversal. This vulnerability is traded as CVE-2018-9110. The attack may be launched remotely. There is no exploit available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Studio 42 elFinder up to 2.1.36. It has been rated as critical. Affected by this issue is the function zipdl of the file elFinder.class.php of the component Incomplete Fix CVE-2018-09109. The manipulation with an unknown input leads to a path traversal vulnerability. Using CWE to declare the problem leads to 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. Impacted is integrity, and availability. CVE summarizes:

Studio 42 elFinder before 2.1.37 on Windows has Directory Traversal via the zipdl() function in elFinder.class.php, resulting in file deletion. NOTE: this issue exists because of an incomplete fix for CVE-2018-9109.

The bug was discovered 03/28/2017. The weakness was shared 03/28/2018 (GitHub Repository). The advisory is available at github.com. This vulnerability is handled as CVE-2018-9110 since 03/28/2018. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. Technical details are known, but there is no available exploit. This vulnerability is assigned to T1006 by the MITRE ATT&CK project.

The vulnerability was handled as a non-public zero-day exploit for at least 365 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:elFinder.class.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 2.1.37 eliminates this vulnerability.

The entry VDB-115153 is related to this item. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Vendor

• Studio 42

Name

• elFinder

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
• 2.1.15
• 2.1.16
• 2.1.17
• 2.1.18
• 2.1.19
• 2.1.20
• 2.1.21
• 2.1.22
• 2.1.23
• 2.1.24
• 2.1.25
• 2.1.26
• 2.1.27
• 2.1.28
• 2.1.29
• 2.1.30
• 2.1.31
• 2.1.32
• 2.1.33
• 2.1.34
• 2.1.35
• 2.1.36

License

• open-source

CPE 2.3info

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CPE 2.2info

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Entryinfo

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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