WebUpgrade in Netsweeper before 3.1.10, 4.0.x before 4.0.9, and 4.1.x before 4.1.2 allows remote attackers to bypass authentication and create a system backup tarball, restart the server, or stop the filters on the server via a ' (single quote) character in the login and password parameters to webupgrade/webupgrade.php. NOTE: this was originally reported as an SQL injection vulnerability, but this may be inaccurate.
CVSS Details
- CVSS 3.1 Base Score: 9.1
Prioritise with Active Threat Intelligence
With curated Threat Intelligence, you can see which vulnerabilities truly put you at risk, prioritize what matters most, and act before attackers do.
Explore Intelligence Hub