CVE-2001-0929
Cisco IOS 11.2P-12.2T - Unauthenticated Access Control Bypass via IP Protocol Type Mismatch
Title source: llmDescription
Cisco IOS Firewall Feature set, aka Context Based Access Control (CBAC) or Cisco Secure Integrated Software, for IOS 11.2P through 12.2T does not properly check the IP protocol type, which could allow remote attackers to bypass access control lists.
References (5)
Core 5
Core References
Third Party Advisory, VDB Entry vdb-entry
x_refsource_xf
https://exchange.xforce.ibmcloud.com/vulnerabilities/7614
US Government Resource third-party-advisory
x_refsource_cert-vn
http://www.kb.cert.org/vuls/id/362483
Third Party Advisory, VDB Entry vdb-entry
x_refsource_bid
http://www.securityfocus.com/bid/3588
Third Party Advisory, VDB Entry vdb-entry
x_refsource_osvdb
http://www.osvdb.org/808
Patch, Vendor Advisory vendor-advisory
x_refsource_cisco
http://www.cisco.com/warp/public/707/IOS-cbac-dynacl-pub.shtml
Scores
EPSS
0.0209
EPSS Percentile
79.7%
Details
Status
published
Products (9)
cisco/ios
11.2p
cisco/ios
11.3t
cisco/ios
12.0
cisco/ios
12.0t
cisco/ios
12.1
cisco/ios
12.1e
cisco/ios
12.1t
cisco/ios
12.2
cisco/ios
12.2t
Published
Nov 28, 2001
Tracked Since
Feb 18, 2026