MetInfo up to 5.3.17 PHTML File job/uploadfile_save.php code injection

Summaryinfo

A vulnerability has been found in MetInfo up to 5.3.17 and classified as critical. This impacts an unknown function of the file job/uploadfile_save.php of the component PHTML File Handler. The manipulation leads to code injection. This vulnerability is uniquely identified as CVE-2017-11715. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability was found in MetInfo up to 5.3.17 (Content Management System). It has been rated as critical. This issue affects an unknown part of the file job/uploadfile_save.php of the component PHTML File Handler. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

job/uploadfile_save.php in MetInfo through 5.3.17 blocks the .php extension but not related extensions, which might allow remote authenticated admins to execute arbitrary PHP code by uploading a .phtml file after certain actions involving admin/system/safe.php and job/cv.php.

The bug was discovered 07/26/2017. The weakness was disclosed 07/28/2017 (Website). The advisory is shared at lncken.cn. The identification of this vulnerability is CVE-2017-11715 since 07/27/2017. The exploitation is known to be easy. The attack may be initiated remotely. A simple authentication is necessary for exploitation. Technical details are known, but no exploit is available. MITRE ATT&CK project uses the attack technique T1059 for this issue.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:job/uploadfile_save.php it is possible to find vulnerable targets with Google Hacking.

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

The entries VDB-104600, VDB-104599 and VDB-104598 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Type

• Content Management System

Name

• MetInfo

Version

• 5.3.0
• 5.3.1
• 5.3.2
• 5.3.3
• 5.3.4
• 5.3.5
• 5.3.6
• 5.3.7
• 5.3.8
• 5.3.9
• 5.3.10
• 5.3.11
• 5.3.12
• 5.3.13
• 5.3.14
• 5.3.15
• 5.3.16
• 5.3.17

License

• commercial

CPE 2.3info

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CPE 2.2info

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CVSSv3info

CVSSv2info

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Entryinfo

If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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