Piwigo up to 2.9.2 tags.php sql injection

Summaryinfo

A vulnerability was found in Piwigo up to 2.9.2. It has been declared as critical. Affected by this issue is some unknown functionality of the file tags.php. Such manipulation leads to sql injection. This vulnerability is traded as CVE-2017-16893. The attack may be launched remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Piwigo up to 2.9.2 (Photo Gallery Software). Affected by this issue is some unknown processing of the file tags.php. The manipulation with an unknown input leads to a sql injection vulnerability. Using CWE to declare the problem leads to CWE-89. The product constructs all or part of an SQL command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended SQL command when it is sent to a downstream component. Impacted is confidentiality, integrity, and availability. CVE summarizes:

The application Piwigo is affected by an SQL injection vulnerability in version 2.9.2 and possibly prior. This vulnerability allows remote authenticated attackers to obtain information in the context of the user used by the application to retrieve data from the database. tags.php is affected: values of the edit_list parameters are not sanitized; these are used to construct an SQL query and retrieve a list of registered users into the application.

The bug was discovered 11/19/2017. The weakness was shared 12/01/2017 (Website). The advisory is shared for download at github.com. This vulnerability is handled as CVE-2017-16893 since 11/19/2017. The exploitation is known to be easy. The attack may be launched remotely. Required for exploitation is a simple authentication. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1505.

The vulnerability was handled as a non-public zero-day exploit for at least 12 days. During that time the estimated underground price was around $0-$5k. By approaching the search of inurl:tags.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.

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Productinfo

Type

• Photo Gallery Software

Name

• Piwigo

Version

• 2.9.0
• 2.9.1
• 2.9.2

License

• open-source

Website

• Product: https://github.com/Piwigo/Piwigo/

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CPE 2.2info

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