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Vulnerability record · CVE-2008-3821 · published 16 January 2009

CVE-2008-3821: Cisco ios cross-site scripting vulnerability

Cisco · Ios

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.

4.3 CVSS 2.0 Medium EPSS 5.4% · top 7.5% CWE-79 · Cross-site scripting
4.3CVSS 2.0 base score
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
24References, 2 tagged exploit
16 Jun 2026Last modified by NVD

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.

AV:N/AC:M/Au:N/C:N/I:P/A:N

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://jvn.jp/en/jp/JVN28344798/index.html Third Party AdvisoryVDB Entry
http://osvdb.org/51393 Broken Link
http://osvdb.org/51394 Broken Link
http://secunia.com/advisories/33461 Third Party Advisory
http://securityreason.com/securityalert/4916 Third Party Advisory
http://securitytracker.com/id?1021598 Third Party AdvisoryVDB Entry
http://www.cisco.com/en/US/products/products_security_response09186a0080a5c501.html Vendor Advisory
http://www.procheckup.com/vulnerability_manager/vulnerabilities/pr08-19 Exploit
http://www.securityfocus.com/archive/1/500063/100/0/threaded
http://www.securityfocus.com/bid/33260 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2009/0138 Not Applicable
https://exchange.xforce.ibmcloud.com/vulnerabilities/47947 Third Party AdvisoryVDB Entry
http://jvn.jp/en/jp/JVN28344798/index.html Third Party AdvisoryVDB Entry
http://osvdb.org/51393 Broken Link
http://osvdb.org/51394 Broken Link
http://secunia.com/advisories/33461 Third Party Advisory
http://securityreason.com/securityalert/4916 Third Party Advisory
http://securitytracker.com/id?1021598 Third Party AdvisoryVDB Entry
http://www.cisco.com/en/US/products/products_security_response09186a0080a5c501.html Vendor Advisory
http://www.procheckup.com/vulnerability_manager/vulnerabilities/pr08-19 Exploit
http://www.securityfocus.com/archive/1/500063/100/0/threaded
http://www.securityfocus.com/bid/33260 Third Party AdvisoryVDB Entry
http://www.vupen.com/english/advisories/2009/0138 Not Applicable
https://exchange.xforce.ibmcloud.com/vulnerabilities/47947 Third Party AdvisoryVDB Entry

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2008-3821), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.