IPv6 Packet Fragment Reassembly Vulnerability in Cisco ASR 5000 Series Router
CVE-2016-6467

7.5HIGH

Key Information:

Vendor
Cisco
Status
Cisco Aggregation Services Router (asr) 5000 Series Switch
Vendor
CVE Published:
14 December 2016

Summary

A vulnerability exists in the IPv6 packet fragment reassembly process within Cisco's ASR 5000 Series Router. This flaw could enable an unauthenticated, remote attacker to disrupt network operations by triggering an unexpected reload of the Network Processing Unit (NPU) process, potentially leading to service outages. Various versions of the software are affected, emphasizing the need for organizations to apply recommended security updates to mitigate risks.

Affected Version(s)

Cisco Aggregation Services Router (ASR) 5000 Series Switch Cisco Aggregation Services Router (ASR) 5000 Series Switch

References

http://www.securitytracker.com/id/1037416
vdb-entryx_refsource_SECTRACK
https://tools.cisco.com/security/center/content/CiscoSecu...
x_refsource_CONFIRM
http://www.securityfocus.com/bid/94772
vdb-entryx_refsource_BID

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.