CVE-2008-1267: Siemens Speedstream 6520

High severity, CVSS 7.8. EPSS: 1.8% chance of exploitation in the next 30 days.

The Siemens SpeedStream 6520 router allows remote attackers to cause a denial of service (web interface crash) via an HTTP request to basehelp_English.htm with a large integer in the Content-Length field.

Affected products

• Siemens Speedstream 6520: any version

Published 2008-03-10. Last modified 2026-06-16.