Questions 1.4.3 on Joomla term/userid/users/groups sql injection

Summaryinfo

A vulnerability, which was classified as critical, has been found in Questions 1.4.3 on Joomla. This vulnerability affects unknown code. Performing a manipulation of the argument term/userid/users/groups as part of Parameter results in sql injection. This vulnerability is known as CVE-2018-17377. Remote exploitation of the attack is possible. Furthermore, an exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in Questions 1.4.3 on Joomla (Joomla Component). This affects an unknown functionality. The manipulation of the argument term/userid/users/groups as part of a Parameter leads to a sql injection vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

SQL Injection exists in the Questions 1.4.3 component for Joomla! via the term, userid, users, or groups parameter.

The bug was discovered 09/24/2018. The weakness was published 09/28/2018 as File 149523/Joo (Packetstorm). The advisory is shared at packetstormsecurity.com. This vulnerability is uniquely identified as CVE-2018-17377 since 09/23/2018. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details and a public exploit are known. MITRE ATT&CK project uses the attack technique T1505 for this issue.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 3 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the vulnerability database at Exploit-DB (45468). Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Type

• Joomla Component

Name

• Questions

Version

• 1.4.3

CPE 2.3info

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• 🔍

CPE 2.2info

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• 🔍

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Entryinfo

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

Discussion