CVE-2016-6467

Severity: high (CVSS 7.5 v3.0)
Exploited in the wild: not listed in CISA KEV
EPSS: 3.5% probability of exploitation in the next 30 days
Public exploit or detection template: none known
Published: 2016-12-14 · updated 2026-06-17
Weakness: CWE-399

Description

A vulnerability in IPv6 packet fragment reassembly of StarOS for Cisco Aggregation Services Router (ASR) 5000 Series Switch could allow an unauthenticated, remote attacker to cause an unexpected reload of the Network Processing Unit (NPU) process. More Information: CSCva84552. Known Affected Releases: 20.0.0 21.0.0 21.0.M0.64702. Known Fixed Releases: 21.0.0 21.0.0.65256 21.0.M0.64970 21.0.V0.65150 21.1.A0.64973 21.1.PP0.65270 21.1.R0.65130 21.1.R0.65135 21.1.VC0.65203.

Affected products

Cisco ASR 5000 Series Aggregation Services Routers: 20.0.0, 21.0.0, 21.0.m0.64702

References

http://www.securityfocus.com/bid/94772
http://www.securitytracker.com/id/1037416
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-asr
http://www.securityfocus.com/bid/94772
http://www.securitytracker.com/id/1037416
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-asr

Get alerted when CVE-2016-6467 or the next vulnerability affects your stack