GetSimple CMS up to 3.3.13 /admin/index.php url Reflected cross site scripting

Summaryinfo

A vulnerability was found in GetSimple CMS up to 3.3.13. It has been classified as problematic. Affected is an unknown function of the file /admin/index.php. The manipulation of the argument url leads to cross site scripting (Reflected). This vulnerability is traded as CVE-2017-1000057. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in GetSimple CMS up to 3.3.13 (Content Management System). This issue affects an unknown code block of the file /admin/index.php. The manipulation of the argument url with an unknown input leads to a cross site scripting vulnerability (Reflected). Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A reflected cross-site scripting vulnerability in GetSimple CMS version 3.3.13 and earlier, allow remote attackers to inject arbitrary JavaScript in the URL-field for the administrative login page (/admin/index.php).

The bug was discovered 07/10/2017. The weakness was shared 07/17/2017 (Website). It is possible to read the advisory at get-simple.info. The identification of this vulnerability is CVE-2017-1000057 since 07/10/2017. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 7 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:admin/index.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 entry VDB-103620 is related to this item. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

• Content Management System

Vendor

• GetSimple

Name

• CMS

Version

• 3.3.0
• 3.3.1
• 3.3.2
• 3.3.3
• 3.3.4
• 3.3.5
• 3.3.6
• 3.3.7
• 3.3.8
• 3.3.9
• 3.3.10
• 3.3.11
• 3.3.12
• 3.3.13

License

• free

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

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CVSSv2info

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Entryinfo

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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