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.
References (3)
Core 3
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_sectrack
http://www.securitytracker.com/id/1037416
Vendor Advisory x_refsource_confirm
https://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161207-asr
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/94772
Scores
CVSS v3
7.5
EPSS
0.0348
EPSS Percentile
87.9%
Attack Vector
NETWORK
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Details
CWE
CWE-399
Status
published
Products (4)
cisco/asr_5000_series_software
20.0.0
cisco/asr_5000_series_software
21.0.0
cisco/asr_5000_series_software
21.0.m0.64702
n/a/Cisco Aggregation Services Router (ASR) 5000 Series Switch
Cisco Aggregation Services Router (ASR) 5000 Series Switch
Published
Dec 14, 2016
Tracked Since
Feb 18, 2026