1. Home
  2. CVE Database
  3. CVE-2013-1235
MEDIUM · 5.0

CVE-2013-1235

Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) b...

Vulnerability Description

Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) by making many TELNET connections and improperly ending these connections, aka Bug ID CSCug35507.

CVSS Score

5.0

MEDIUM

AV:N/AC:L/Au:N/C:N/I:N/A:P
Confidentiality
NONE
Integrity
NONE
Availability
PARTIAL

Affected Products

VendorProductVersions
Cisco2000 Wireless Lan ControllerAll versions
Cisco2100 Wireless Lan ControllerAll versions
Cisco2106 Wireless Lan Controller-
Cisco2112 Wireless Lan Controller-
Cisco2125 Wireless Lan Controller-
Cisco2500 Wireless Lan Controller-
Cisco2504 Wireless Lan Controller-
Cisco4100 Wireless Lan ControllerAll versions
Cisco4400 Wireless Lan ControllerAll versions
Cisco4402 Wireless Lan ControllerAll versions
Cisco4404 Wireless Lan ControllerAll versions
Cisco5500 Wireless Lan Controller-
Cisco7500 Wireless Lan Controller-
Cisco8500 Wireless Lan Controller-
CiscoAirespace 4000 Wireless Lan ControllerAll versions
CiscoWireless Lan ControllerAll versions

References

FAQ

What is CVE-2013-1235?

CVE-2013-1235 is a vulnerability with a CVSS score of 5.0 (MEDIUM). Cisco Wireless LAN Controller (WLC) devices do not properly address the resource consumption of terminated TELNET sessions, which allows remote attackers to cause a denial of service (TELNET outage) b...

How severe is CVE-2013-1235?

CVE-2013-1235 has been rated MEDIUM with a CVSS base score of 5.0/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2013-1235?

Check the references section above for vendor advisories and patch information. Affected products include: Cisco 2000 Wireless Lan Controller, Cisco 2100 Wireless Lan Controller, Cisco 2106 Wireless Lan Controller, Cisco 2112 Wireless Lan Controller, Cisco 2125 Wireless Lan Controller.