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CVE-2002-0339

5.0 · MEDIUM

Cisco IOS 11.1CC through 12.2 with Cisco Express Forwarding (CEF) enabled includes portions of previous packets in the padding of a MAC level packet when the MAC packet's length is less than the IP…

Published Jun 25, 2002ciscoEPSS 1.78%

Overview

CVE-2002-0339 is a medium-severity vulnerability affecting cisco ios. It was published on June 25, 2002 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 IOS 11.1CC through 12.2 with Cisco Express Forwarding (CEF) enabled includes portions of previous packets in the padding of a MAC level packet when the MAC packet's length is less than the IP level packet length.

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

References

Refwww.cisco.com/warp/public/707/IOS-CEF-pub.shtmlRefwww.iss.net/security_center/static/8296.phpRefwww.kb.cert.org/vuls/id/310387Refwww.osvdb.org/806Refwww.securityfocus.com/bid/4191Refwww.cisco.com/warp/public/707/IOS-CEF-pub.shtmlRefwww.iss.net/security_center/static/8296.phpRefwww.kb.cert.org/vuls/id/310387Refwww.osvdb.org/806Refwww.securityfocus.com/bid/4191

How CyberStrike helps

Frequently asked questions

What is CVE-2002-0339?

CVE-2002-0339 is a medium-severity vulnerability affecting cisco ios. It was published on June 25, 2002 and has a CVSS 2.0 base score of 5.0 (MEDIUM).

How severe is CVE-2002-0339?

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-2002-0339?

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-2002-0339?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2002-0339 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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