A vulnerability classified as problematic has been found in Netentsec NS-ASG Application Security Gateway 6.3. This affects an unknown part of the file /vpnweb/resetpwd/resetpwd.php. The manipulation of the argument UserId leads to improper neutralization of data within xpath expressions. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-257283. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
The product uses external input to dynamically construct an XPath expression used to retrieve data from an XML database, but it does not neutralize or incorrectly neutralizes that input. This allows an attacker to control the structure of the query.
The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system.
| Link | Tags |
|---|---|
| https://vuldb.com/?id.257283 | third party advisory vdb entry permissions required technical description |
| https://vuldb.com/?ctiid.257283 | signature vdb entry permissions required |
| https://github.com/flyyue2001/cve/blob/main/NS-ASG-sql-laddfirewall.md | exploit |