CVE-2008-6916
CWE-287Published: August 7, 2009· Updated: Jun 16, 2026
Official Description
Siemens SpeedStream 5200 with NetPort Software 1.1 allows remote attackers to bypass authentication via an invalid Host header, possibly involving a trailing dot in the hostname.
Technical Analysis
CVE-2008-6916 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
A proof-of-concept (PoC) exploit exists for CVE-2008-6916. While not yet confirmed in active campaigns, the availability of PoC code increases exploitation risk substantially.
From a weakness classification perspective (CWE-287): Authentication bypass vulnerabilities allow attackers to access protected resources without valid credentials.
CVSS v3.1 Vector Breakdown
Affected Vendors & Products
Exploit & PoC Resources
Official Patches & Advisories
All References (10)
Quick Facts
Related CVEs (CWE-287)
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2008-6916 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts