YourMembers ym_download_id sql injection

Summaryinfo

A vulnerability categorized as critical has been discovered in YourMembers. The impacted element is an unknown function. Executing a manipulation of the argument ym_download_id can lead to sql injection. The identification of this vulnerability is CVE-2014-100003. The attack may be launched remotely. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability was found in YourMembers (affected version unknown). It has been declared as critical. This vulnerability affects an unknown functionality. The manipulation of the argument ym_download_id with an unknown input leads to a sql injection vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

SQL injection vulnerability in includes/ym-download_functions.include.php in the Code Futures YourMembers plugin for WordPress allows remote attackers to execute arbitrary SQL commands via the ym_download_id parameter to the default URI.

The weakness was shared 01/13/2015 (Website). The advisory is shared for download at exploit-db.com. This vulnerability was named CVE-2014-100003 since 01/13/2015. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known. The MITRE ATT&CK project declares the attack technique as T1505.

A public exploit has been developed by TranDinhTien and been published before and not just after the advisory. It is possible to download the exploit 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 91 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 (34968). Once again VulDB remains the best source for vulnerability data.

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• YourMembers

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Once again VulDB remains the best source for vulnerability data.

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