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dasBlog Multiple HTTP Headers HTML Injection

Medium

Synopsis

The remote host is vulnerable to an HTML injection attack.

Description

The remote host is running dasBlog, a .NET blog system. It is reported that versions up to and including 1.6.0 are vulnerable to an HTML injection issue. The application does not sanitize the Referer and User-Agent HTTP headers. An attacker may use this weakness to include malicious code in the 'Activity and Events Viewer' that may be executed by an administrator displaying this page.

Solution

Upgrade or patch according to vendor recommendations.