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CVE-2005-3921

2.6 · LOW

Cross-site scripting (XSS) vulnerability in Cisco IOS Web Server for IOS 12.0(2a) allows remote attackers to inject arbitrary web script or HTML by (1) packets containing HTML that an administrator…

Published Nov 30, 2005ciscoEPSS 2.76%

Overview

CVE-2005-3921 is a low-severity vulnerability affecting cisco ios. It was published on November 30, 2005 and has a CVSS 2.0 base score of 2.6 (LOW).

This vulnerability has a CVSS 2.0 base score of 2.6, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

Technical description

Cross-site scripting (XSS) vulnerability in Cisco IOS Web Server for IOS 12.0(2a) allows remote attackers to inject arbitrary web script or HTML by (1) packets containing HTML that an administrator views via an HTTP interface to the contents of memory buffers, as demonstrated by the URI /level/15/exec/-/buffers/assigned/dump; or (2) sending the router Cisco Discovery Protocol (CDP) packets with HTML payload that an administrator views via the CDP status pages. NOTE: these vectors were originally reported as being associated with the dump and packet options in /level/15/exec/-/show/buffers.

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

Refsecunia.com/advisories/17780Refsecunia.com/advisories/18528Refsecurityreason.com/securityalert/227Refsecuritytracker.com/id?1015275Refwww.cisco.com/warp/public/707/cisco-sa-20051201-http.shtmlRefwww.idefense.com/intelligence/vulnerabilities/display.php?id=372Refwww.infohacking.com/INFOHACKING_RESEARCH/Our_Advisories/cisco/index.htmlRefwww.securityfocus.com/archive/1/417916/100/0/threadedRefwww.securityfocus.com/bid/15602Refwww.securityfocus.com/bid/16291

How CyberStrike helps

Frequently asked questions

What is CVE-2005-3921?

CVE-2005-3921 is a low-severity vulnerability affecting cisco ios. It was published on November 30, 2005 and has a CVSS 2.0 base score of 2.6 (LOW).

How severe is CVE-2005-3921?

This vulnerability has a CVSS 2.0 base score of 2.6, rated LOW. It can be exploited remotely over the network. No authentication or special privileges are required for exploitation.

How do I fix or remediate CVE-2005-3921?

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-2005-3921?

CyberStrike is an open-source, AI-augmented pentesting engine. Rather than flag a version number, it tests whether an issue like CVE-2005-3921 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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