#VU37741 SQL injection in Piwigo - CVE-2017-17822

Vulnerability identifier: #VU37741

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2017-17822

CWE-ID: CWE-89

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Piwigo
Web applications / CMS

Vendor: Piwigo.org

Description

The vulnerability allows a remote attacker to execute arbitrary SQL queries in database.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the /admin/user_list_backend.php sSortDir_0 parameter. An attacker can exploit this to gain access to the data in a connected MySQL database. A remote attacker can send a specially crafted request to the affected application and execute arbitrary SQL commands within the application database.

Successful exploitation of this vulnerability may allow a remote attacker to read, delete, modify data in database and gain complete control over the affected application.

Mitigation
Install update from vendor's website.

Vulnerable software versions

Piwigo: 2.9.2

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External links
https://github.com/Piwigo/Piwigo/commit/33a03e9afb8fb00c9d8f480424d549311fe03d40
https://github.com/Piwigo/Piwigo/issues/823
https://github.com/sahildhar/sahildhar.github.io/blob/master/research/reports/Piwigo_2.9.2/Multiple%20SQL%20Injection%20Vulnerabilities%20in%20Piwigo%202.9.2.md

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated privileged user via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.