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CVE-2002-0109

6.4 · MEDIUM

Linksys EtherFast BEFN2PS4, BEFSR41, and BEFSR81 Routers, and possibly other products, allow remote attackers to gain sensitive information and cause a denial of service via an SNMP query for the d…

Published Mar 25, 2002linksysEPSS 1.68%

Overview

CVE-2002-0109 is a medium-severity vulnerability affecting linksys befn2ps4. It was published on March 25, 2002 and has a CVSS 2.0 base score of 6.4 (MEDIUM).

This vulnerability has a CVSS 2.0 base score of 6.4, rated MEDIUM. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Linksys EtherFast BEFN2PS4, BEFSR41, and BEFSR81 Routers, and possibly other products, allow remote attackers to gain sensitive information and cause a denial of service via an SNMP query for the default community string "public," which causes the router to change its configuration and send SNMP trap information back to the system that initiated the query.

Remediation

Check the references section for vendor advisories and patches from linksys. Update befn2ps4 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

Refmarc.info/?l=bugtraq&m=101039288111680&w=2Refwww.iss.net/security_center/static/7827.phpRefwww.securityfocus.com/bid/3795Refwww.securityfocus.com/bid/3797Refmarc.info/?l=bugtraq&m=101039288111680&w=2Refwww.iss.net/security_center/static/7827.phpRefwww.securityfocus.com/bid/3795Refwww.securityfocus.com/bid/3797

How CyberStrike helps

Frequently asked questions

What is CVE-2002-0109?

CVE-2002-0109 is a medium-severity vulnerability affecting linksys befn2ps4. It was published on March 25, 2002 and has a CVSS 2.0 base score of 6.4 (MEDIUM).

How severe is CVE-2002-0109?

This vulnerability has a CVSS 2.0 base score of 6.4, 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-2002-0109?

Check the references section for vendor advisories and patches from linksys. Update befn2ps4 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-2002-0109?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2002-0109 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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