Description
nxapplet.jar in No Machine NX Web Companion 3.x and earlier does not properly verify the authenticity of updates, which allows user-assisted remote attackers to execute arbitrary code via a crafted (1) SiteUrl or (2) RedirectUrl parameter that points to a Trojan Horse client.zip update file.
References
- 47685 third-party-advisory
- nxweb-applet-code-execution(72712) vdb-entry
- 20120125 NX Web Companion Spoofing Arbitrary Code Execution Vulnerability mailing-list
- 20120125 NX Web Companion Spoofing Arbitrary Code Execution Vulnerability mailing-list