CVE-2006-6876: Openser

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

Buffer overflow in the fetchsms function in the SMS handling module (libsms_getsms.c) in OpenSER 1.2.0 and earlier allows remote attackers to cause a denial of service (crash) via a crafted SMS message, triggering memory corruption when the "beginning" buffer is copied to the third (pdu) argument.

Affected products

• Openser Openser: up to and including 1.1.0

Published 2006-12-31. Last modified 2026-06-16.