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CVE-2008-3821

Published Jan 16, 2009 cisco CWE-79

Overview

CVE-2008-3821 is a known-severity vulnerability affecting cisco ios. It was published on January 16, 2009.

Technical Description

Multiple cross-site scripting (XSS) vulnerabilities in the HTTP server in Cisco IOS 11.0 through 12.4 allow remote attackers to inject arbitrary web script or HTML via (1) the query string to the ping program or (2) unspecified other aspects of the URI.

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

Vendor Product Versions Status

References

Ref jvn.jp/en/jp/JVN28344798/index.html Ref osvdb.org/51393 Ref osvdb.org/51394 Ref secunia.com/advisories/33461 Ref securityreason.com/securityalert/4916 Ref securitytracker.com/id?1021598 Ref www.cisco.com/en/US/products/products_security_response09186a0080a5c501.html Ref www.procheckup.com/vulnerability_manager/vulnerabilities/pr08-19 Ref www.securityfocus.com/archive/1/500063/100/0/threaded Ref www.securityfocus.com/bid/33260

Frequently Asked Questions

What is CVE-2008-3821?

CVE-2008-3821 is a known-severity vulnerability affecting cisco ios. It was published on January 16, 2009.

How severe is CVE-2008-3821?

CVSS score information is not yet available for this vulnerability. Check back as the CVE record is updated by NVD analysts.

How do I fix or remediate CVE-2008-3821?

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-2008-3821?

CyberStrike's AI-powered security agents can automatically detect CVE-2008-3821 across your infrastructure using autonomous pentesting, DAST scanning, and HackBrowser. The platform continuously monitors for known vulnerabilities and provides actionable remediation guidance prioritized by real-world exploitability.

How CyberStrike Helps

Autonomous Discovery

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Code Review

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HackBrowser

Browser-based exploitation validates findings with real proof-of-concept.
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