Ninja Forms Plugin up to 3.0.22 on WordPress upload.php name/tmp_name path traversal

Summaryinfo

A vulnerability, which was classified as critical, has been found in Ninja Forms Plugin up to 3.0.22 on WordPress. This issue affects some unknown processing of the file includes/fields/upload.php. Performing a manipulation of the argument name/tmp_name as part of Parameter results in path traversal. This vulnerability is reported as CVE-2019-10869. The attack is possible to be carried out remotely. No exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in Ninja Forms Plugin up to 3.0.22 on WordPress (WordPress Plugin). It has been classified as critical. This affects an unknown functionality of the file includes/fields/upload.php. The manipulation of the argument name/tmp_name as part of a Parameter 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, integrity, and availability. The summary by CVE is:

Path Traversal and Unrestricted File Upload exists in the Ninja Forms plugin before 3.0.23 for WordPress (when the Uploads add-on is activated). This allows an attacker to traverse the file system to access files and execute code via the includes/fields/upload.php (aka upload/submit page) name and tmp_name parameters.

The bug was discovered 04/04/2019. The weakness was disclosed 05/07/2019. This vulnerability is uniquely identified as CVE-2019-10869 since 04/04/2019. 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 33 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:includes/fields/upload.php it is possible to find vulnerable targets with Google Hacking.

Upgrading to version 3.0.23 eliminates this vulnerability.

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

Productinfo

Type

• WordPress Plugin

Name

• Ninja Forms Plugin

Version

• 3.0.0
• 3.0.1
• 3.0.2
• 3.0.3
• 3.0.4
• 3.0.5
• 3.0.6
• 3.0.7
• 3.0.8
• 3.0.9
• 3.0.10
• 3.0.11
• 3.0.12
• 3.0.13
• 3.0.14
• 3.0.15
• 3.0.16
• 3.0.17
• 3.0.18
• 3.0.19
• 3.0.20
• 3.0.21
• 3.0.22

CPE 2.3info

• 🔍
• 🔍
• 🔍

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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