CVE-2007-1327: Silc Silc-Server

High severity, CVSS 7.8. EPSS: 10.2% chance of exploitation in the next 30 days.

The SILC_SERVER_CMD_FUNC function in apps/silcd/command.c in silc-server 1.0.2 allows remote attackers to cause a denial of service (NULL dereference and daemon crash) via a request without a cipher algorithm and an invalid HMAC algorithm.

Affected products

• Silc Silc-Server: version 1.0.2 only

Published 2007-03-07. Last modified 2026-06-16.