CVE-2016-1453

CRITICAL

Cisco NX-OS 5.0-7.3 - Remote Code Execution via OTV GRE Packet Header

Title source: llm

Description

Buffer overflow in the Overlay Transport Virtualization (OTV) GRE feature in Cisco NX-OS 5.0 through 7.3 on Nexus 7000 and 7700 devices allows remote attackers to execute arbitrary code via long parameters in a packet header, aka Bug ID CSCuy95701.

References (3)

Core 3

Core References

Mitigation, Vendor Advisory vendor-advisory x_refsource_cisco

http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20161005-otv

Not Applicable, Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/93409

Not Applicable, Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack

http://www.securitytracker.com/id/1036946

Scores

CVSS v3 9.8

EPSS 0.0807

EPSS Percentile 94.1%

Attack Vector NETWORK

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE

CWE-119

Status published

Products (46)

cisco/nx-os 4.1.\(2\)

cisco/nx-os 4.1.\(3\)

cisco/nx-os 4.1.\(4\)

cisco/nx-os 4.1.\(5\)

cisco/nx-os 4.2\(3\)

cisco/nx-os 4.2\(4\)

cisco/nx-os 4.2\(6\)

cisco/nx-os 4.2\(8\)

cisco/nx-os 4.2.\(2a\)

cisco/nx-os 5.0\(2a\)

... and 36 more

Published Oct 06, 2016

Tracked Since Feb 18, 2026