CVE-2016-4478: Atheme

High severity, CVSS 7.5. EPSS: 2.3% chance of exploitation in the next 30 days.

Buffer overflow in the xmlrpc_char_encode function in modules/transport/xmlrpc/xmlrpclib.c in Atheme before 7.2.7 allows remote attackers to cause a denial of service via vectors related to XMLRPC response encoding.

Affected products

• Atheme Atheme: up to and including 7.2.6
• Debian Debian Linux: version 8.0 only
• Opensuse Leap: version 42.1 only
• Opensuse Opensuse: version 13.2 only

Published 2016-06-13. Last modified 2026-06-17.