CVE-2015-4273: Cisco Asr 5000 Series Software

Medium severity, CVSS 5.0. EPSS: 2% chance of exploitation in the next 30 days.

The Packet Data Network Gateway (aka PGW) component on Cisco ASR 5000 devices with software 15.0(912), 15.0(935), and 15.0(938) allows remote attackers to cause a denial of service (Session Manager outage) via malformed fields in an IP packet, aka Bug ID CSCut38476.

Affected products

• Cisco Asr 5000 Series Software: version 15.0(912) only; version 15.0(935) only; version 15.0(938) only

Published 2015-07-15. Last modified 2026-06-17.