CVE-2016-1436

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 1.8% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-06-23 · updated 2026-06-17
Weakness: CWE-119

Description

The General Packet Radio Switching Tunneling Protocol 1 (aka GTPv1) implementation on Cisco ASR 5000 Packet Data Network Gateway devices before 19.4 allows remote attackers to cause a denial of service (Session Manager process restart) via a crafted GTPv1 packet, aka Bug ID CSCuz46198.

Affected products

Cisco Systems, Inc. StarOS for ASR 5000 Series Aggregated Services Routers: 17.2.0, 17.2.0.59184, 17.3.1, 17.7.0, 18.0.0, 18.0.0.57828 (+16)

References

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160621-asr
http://www.securitytracker.com/id/1036152
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20160621-asr
http://www.securitytracker.com/id/1036152

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