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CVE-2013-1235

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…

Published May 4, 2013ciscoEPSS 1.23%

Overview

CVE-2013-1235 is a medium-severity vulnerability affecting cisco 2000_wireless_lan_controller. It was published on May 4, 2013 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical 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.

Remediation

Check the references section for vendor advisories and patches from cisco. Update 2000_wireless_lan_controller to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

Affected products

VendorProductVersionsStatus

References

Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1235Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2013-1235

How CyberStrike helps

Frequently asked questions

What is CVE-2013-1235?

CVE-2013-1235 is a medium-severity vulnerability affecting cisco 2000_wireless_lan_controller. It was published on May 4, 2013 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2013-1235?

This vulnerability has a CVSS 2.0 base score of 5.0, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2013-1235?

Check the references section for vendor advisories and patches from cisco. Update 2000_wireless_lan_controller to the latest patched version. If immediate patching is not possible, review the CVSS vector to understand the attack surface and apply compensating controls such as network segmentation or access restrictions.

How can CyberStrike help with CVE-2013-1235?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2013-1235 is actually reachable in your own applications and APIs, then verifies each finding before reporting it. That tells you if the weakness is a real, exploitable risk in your environment or a false positive you can safely deprioritize.

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