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Vulnerability record · CVE-2005-3426 · published 2 November 2005

CVE-2005-3426: Cisco content services switch 11500 vulnerability

Cisco · Content Services Switch 11500

Cisco CSS 11500 Content Services Switch (CSS) with SSL termination services allows remote attackers to cause a denial of service (memory corruption and device reload) via a malformed client certificate during SSL session negotiation.

5.0 CVSS 2.0 Medium EPSS 1.0% · top 37.4%
5.0CVSS 2.0 base score
1.0%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

Cisco CSS 11500 Content Services Switch (CSS) with SSL termination services allows remote attackers to cause a denial of service (memory corruption and device reload) via a malformed client certificate during SSL session negotiation.

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

Affected products

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

References

LinkTags
http://secunia.com/advisories/17260
http://securityreason.com/securityalert/99
http://securitytracker.com/id?1015081 PatchVendor Advisory
http://www.cisco.com/warp/public/707/cisco-sa-20051019-css.shtml PatchVendor Advisory
http://www.securityfocus.com/bid/15144
http://secunia.com/advisories/17260
http://securityreason.com/securityalert/99
http://securitytracker.com/id?1015081 PatchVendor Advisory
http://www.cisco.com/warp/public/707/cisco-sa-20051019-css.shtml PatchVendor Advisory
http://www.securityfocus.com/bid/15144

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Related vulnerabilities

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

7.5CVE-2010-1575Cisco content services switch 11500 permissions and access controls vulnerabilityThe Cisco Content Services Switch (CSS) 11500 with software 08.20.1.01 conveys authentication data through ClientCert-* headers but does not delete c…EPSS 1.7%7.5CVE-2010-1576Cisco content services switch 11500 improper input validation vulnerabilityThe Cisco Content Services Switch (CSS) 11500 with software before 8.20.4.02 and the Application Control Engine (ACE) 4710 with software before A2(3.…EPSS 1.8%7.5CVE-2010-2629Cisco content services switch 11500 improper input validation vulnerabilityThe Cisco Content Services Switch (CSS) 11500 with software 8.20.4.02 and the Application Control Engine (ACE) 4710 with software A2(3.0) do not prop…EPSS 1.5%7.5CVE-2004-0079Cisco firewall services module null pointer dereference vulnerabilityThe do_change_cipher_spec function in OpenSSL 0.9.6c to 0.9.6k, and 0.9.7a to 0.9.7c, allows remote attackers to cause a denial of service (crash) vi…EPSS 9.5%5.0CVE-2006-1631Cisco content services switch 11500 vulnerabilityUnspecified vulnerability in the HTTP compression functionality in Cisco CSS 11500 Series Content Services switches allows remote attackers to cause …EPSS 1.9%5.0CVE-2005-0356TCP PAWS timestamp handling allows remote connection lossMultiple TCP implementations that enable the timestamps option with Protection Against Wrapped Sequence Numbers (PAWS) can be forced to discard valid…EPSS 83%analysed5.0CVE-2004-0081Cisco firewall services module vulnerabilityOpenSSL 0.9.6 before 0.9.6d does not properly handle unknown message types, which allows remote attackers to cause a denial of service (infinite loop…EPSS 7.2%5.0CVE-2004-0112Cisco firewall services module out-of-bounds read vulnerabilityThe SSL/TLS handshaking code in OpenSSL 0.9.7a, 0.9.7b, and 0.9.7c, when using Kerberos ciphersuites, does not properly check the length of Kerberos …EPSS 10%

Source: NIST National Vulnerability Database (record CVE-2005-3426), CISA KEV, FIRST EPSS (scores of 2026-10-13). This page is refreshed as NVD updates the record.