CVE-2002-1768
Cisco IOS 11.1-12.2 - Denial of Service via HSRP Port UDP Packet Handling
Title source: llmDescription
Cisco IOS 11.1 through 12.2, when HSRP support is not enabled, allows remote attackers to cause a denial of service (CPU consumption) via randomly sized UDP packets to the Hot Standby Routing Protocol (HSRP) port 1985.
References (4)
Core 4
Core References
Third Party Advisory mailing-list
x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2002-06/0027.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/9282
Third Party Advisory mailing-list
x_refsource_bugtraq
http://archives.neohapsis.com/archives/bugtraq/2002-06/0050.html
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/4948
Scores
EPSS
0.0159
EPSS Percentile
73.1%
Details
Status
published
Products (5)
cisco/ios
11.1
cisco/ios
11.2
cisco/ios
12.0
cisco/ios
12.1
cisco/ios
12.2
Published
Dec 31, 2002
Tracked Since
Feb 18, 2026