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CVE-2014-2143

5.0 · MEDIUM

The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun3…

Published Apr 4, 2014ciscoEPSS 1.78%

Overview

CVE-2014-2143 is a medium-severity vulnerability affecting cisco ios. It was published on April 4, 2014 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

The IKE implementation in Cisco IOS 15.4(1)T and earlier and IOS XE allows remote attackers to cause a denial of service (security-association drop) via crafted Main Mode packets, aka Bug ID CSCun31021.

Remediation

Check the references section for vendor advisories and patches from cisco. Update ios 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
ciscoios0Affected

References

Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2143Reftools.cisco.com/security/center/viewAlert.x?alertId=33639Reftools.cisco.com/security/center/content/CiscoSecurityNotice/CVE-2014-2143Reftools.cisco.com/security/center/viewAlert.x?alertId=33639

How CyberStrike helps

Frequently asked questions

What is CVE-2014-2143?

CVE-2014-2143 is a medium-severity vulnerability affecting cisco ios. It was published on April 4, 2014 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2014-2143?

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-2014-2143?

Check the references section for vendor advisories and patches from cisco. Update ios 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-2014-2143?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2014-2143 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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