CVE-2015-4275: The Packet Data Network Gateway (aka PGW) component on Cisco ASR 5000 devices with software 18.0.0.59167 an...

Security readout for executives and security teams

This vulnerability affects Cisco ASR 5000 Packet Data Network Gateway deployments on two named software builds. A malformed GTPv2 packet can trigger a denial of service, potentially disrupting mobile packet core services. The source bundle does not provide CVSS scoring, a named fixed version, or evidence of active exploitation. Exposure is likely limited to organizations operating Cisco ASR 5000 PGW components on the two listed software builds. This is most relevant to mobile network and telecom packet core environments, not general enterprise Cisco routing deployments. Treat as environment-dependent. If affected Cisco ASR 5000 PGW builds are in production, prioritize remediation because packet core denial of service can affect customer connectivity. If the platform is absent, no direct exposure is indicated by the sources. Mitigation focus: Check Cisco advisory for fixed software or official workaround.; Inventory ASR 5000 PGW instances and software builds.; Prioritize upgrading or replacing the listed affected builds..

Prepared

Jun 13, 2026, 22:22 UTC (UTC+00:00)

Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.