Description
Cisco VPN 3000 Concentrator 2.2.x, 3.6(Rel), and 3.x before 3.5.5, allows remote attackers to cause a denial of service via (1) malformed or (2) large ISAKMP packets.
References (2)
Core 2
Core References
Vendor Advisory vendor-advisory
x_refsource_cisco
http://www.cisco.com/warp/public/707/vpn3k-multiple-vuln-pub.shtml
Patch, Third Party Advisory, US Government Resource third-party-advisory
x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/761651
Scores
EPSS
0.0142
EPSS Percentile
70.0%
Details
Status
published
Products (23)
cisco/vpn_3000_concentrator_series_software
2.0
cisco/vpn_3000_concentrator_series_software
2.5.2.a
cisco/vpn_3000_concentrator_series_software
2.5.2.b
cisco/vpn_3000_concentrator_series_software
2.5.2.c
cisco/vpn_3000_concentrator_series_software
2.5.2.d
cisco/vpn_3000_concentrator_series_software
2.5.2.f
cisco/vpn_3000_concentrator_series_software
3.0
cisco/vpn_3000_concentrator_series_software
3.0\(rel\)
cisco/vpn_3000_concentrator_series_software
3.0.3.a
cisco/vpn_3000_concentrator_series_software
3.0.3.b
... and 13 more
Published
Oct 04, 2002
Tracked Since
Feb 18, 2026