CVE-2014-3295

Cisco NX-OS < 6.2(2a) - Unauthenticated Denial of Service via Malformed HSRP Packets

Title source: llm
STIX 2.1

Description

The HSRP implementation in Cisco NX-OS 6.2(2a) and earlier allows remote attackers to bypass authentication and cause a denial of service (group-member state modification and traffic blackholing) via malformed HSRP packets, aka Bug ID CSCup11309.

References (5)

Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/67983
Third Party Advisory, VDB Entry vdb-entry x_refsource_sectrack
http://www.securitytracker.com/id/1030409
Permissions Required third-party-advisory x_refsource_secunia
http://secunia.com/advisories/59158

Scores

EPSS 0.0112
EPSS Percentile 62.0%

Details

CWE
CWE-287
Status published
Products (34)
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 24 more
Published Jun 14, 2014
Tracked Since Feb 18, 2026