Vulnerabilities > Cisco > IOS > 11.0

DATE CVE VULNERABILITY TITLE RISK
2007-01-11 CVE-2007-0199 Denial Of Service vulnerability in Cisco IOS Data-link Switching
The Data-link Switching (DLSw) feature in Cisco IOS 11.0 through 12.4 allows remote attackers to cause a denial of service (device reload) via "an invalid value in a DLSw message...
network
low complexity
cisco
5.0
2006-09-23 CVE-2006-4950 Unspecified vulnerability in Cisco IOS
Cisco IOS 12.2 through 12.4 before 20060920, as used by Cisco IAD2430, IAD2431, and IAD2432 Integrated Access Devices, the VG224 Analog Phone Gateway, and the MWR 1900 and 1941 Mobile Wireless Edge Routers, is incorrectly identified as supporting DOCSIS, which allows remote attackers to gain read-write access via a hard-coded cable-docsis community string and read or modify arbitrary SNMP variables.
network
low complexity
cisco
critical
10.0
2005-11-30 CVE-2005-3921 HTML Injection vulnerability in Cisco IOS HTTP Service
Cross-site scripting (XSS) vulnerability in Cisco IOS Web Server for IOS 12.0(2a) allows remote attackers to inject arbitrary web script or HTML by (1) packets containing HTML that an administrator views via an HTTP interface to the contents of memory buffers, as demonstrated by the URI /level/15/exec/-/buffers/assigned/dump; or (2) sending the router Cisco Discovery Protocol (CDP) packets with HTML payload that an administrator views via the CDP status pages.
network
high complexity
cisco
2.6
2004-12-31 CVE-2004-1464 Remote Denial of Service vulnerability in Cisco IOS Telnet Service
Cisco IOS 12.2(15) and earlier allows remote attackers to cause a denial of service (refused VTY (virtual terminal) connections), via a crafted TCP connection to the Telnet or reverse Telnet port.
network
low complexity
cisco
5.0
2003-08-27 CVE-2003-0647 Remote Security vulnerability in IOS
Buffer overflow in the HTTP server for Cisco IOS 12.2 and earlier allows remote attackers to execute arbitrary code via an extremely long (2GB) HTTP GET request.
network
low complexity
cisco
7.5
2003-08-18 CVE-2003-0567 Improper Input Validation vulnerability in Cisco products
Cisco IOS 11.x and 12.0 through 12.2 allows remote attackers to cause a denial of service (traffic block) by sending a particular sequence of IPv4 packets to an interface on the device, causing the input queue on that interface to be marked as full.
network
low complexity
cisco CWE-20
7.8
2002-12-31 CVE-2002-2315 Denial Of Service vulnerability in Cisco IOS ICMP Redirect
Cisco IOS 11.2.x and 12.0.x does not limit the size of its redirect table, which allows remote attackers to cause a denial of service (memory consumption) via spoofed ICMP redirect packets to the router.
network
low complexity
cisco
7.8
2001-05-03 CVE-2001-0288 Unspecified vulnerability in Cisco IOS
Cisco switches and routers running IOS 12.1 and earlier produce predictable TCP Initial Sequence Numbers (ISNs), which allows remote attackers to spoof or hijack TCP connections.
network
low complexity
cisco
7.5
1999-12-31 CVE-1999-1465 Unspecified vulnerability in Cisco IOS
Vulnerability in Cisco IOS 11.1 through 11.3 with distributed fast switching (DFS) enabled allows remote attackers to bypass certain access control lists when the router switches traffic from a DFS-enabled input interface to an output interface with a logical subinterface, as described by Cisco bug CSCdk43862.
network
low complexity
cisco
7.5
1999-12-31 CVE-1999-1175 Unspecified vulnerability in Cisco IOS
Web Cache Control Protocol (WCCP) in Cisco Cache Engine for Cisco IOS 11.2 and earlier does not use authentication, which allows remote attackers to redirect HTTP traffic to arbitrary hosts via WCCP packets to UDP port 2048.
network
low complexity
cisco
7.5