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Vulnerability record · CVE-2002-0159 · published 22 April 2002

CVE-2002-0159: Cisco secure access control server vulnerability

Cisco · Secure Access Control Server

Format string vulnerability in the administration function in Cisco Secure Access Control Server (ACS) for Windows, 2.6.x and earlier and 3.x through 3.01 (build 40), allows remote attackers to crash the CSADMIN module only (denial of service of administration function) or execute arbitrary code via format strings in the URL to port 2002.

7.5 CVSS 2.0 High EPSS 5.4% · top 7.6% CWE-134 · CWE-134
7.5CVSS 2.0 base score
5.4%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
10References
16 Jun 2026Last modified by NVD

Description

Format string vulnerability in the administration function in Cisco Secure Access Control Server (ACS) for Windows, 2.6.x and earlier and 3.x through 3.01 (build 40), allows remote attackers to crash the CSADMIN module only (denial of service of administration function) or execute arbitrary code via format strings in the URL to port 2002.

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

Affected products

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

References

LinkTags
http://marc.info/?l=bugtraq&m=101787248913611&w=2
http://www.cisco.com/warp/public/707/ACS-Win-Web.shtml PatchVendor Advisory
http://www.iss.net/security_center/static/8742.php
http://www.osvdb.org/2062
http://www.securityfocus.com/bid/4416
http://marc.info/?l=bugtraq&m=101787248913611&w=2
http://www.cisco.com/warp/public/707/ACS-Win-Web.shtml PatchVendor Advisory
http://www.iss.net/security_center/static/8742.php
http://www.osvdb.org/2062
http://www.securityfocus.com/bid/4416

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Related vulnerabilities

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

10.0CVE-2006-4098Cisco secure access control server vulnerabilityStack-based buffer overflow in the CSRadius service in Cisco Secure Access Control Server (ACS) for Windows before 4.1 and ACS Solution Engine before…EPSS 13%10.0CVE-2004-1099Cisco secure access control server vulnerabilityCisco Secure Access Control Server for Windows (ACS Windows) and Cisco Secure Access Control Server Solution Engine (ACS Solution Engine) 3.3.1, when…EPSS 10%10.0CVE-2000-1054Cisco secure access control server vulnerabilityBuffer overflow in CSAdmin module in CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to cause a denial of service and possibly exec…EPSS 8.4%10.0CVE-2000-1055Cisco secure access control server vulnerabilityBuffer overflow in CiscoSecure ACS Server 2.4(2) and earlier allows remote attackers to cause a denial of service and possibly execute arbitrary comm…EPSS 4.0%9.3CVE-2013-3466Cisco secure access control server improper authentication vulnerabilityThe EAP-FAST authentication module in Cisco Secure Access Control Server (ACS) 4.x before 4.2.1.15.11, when a RADIUS server configuration is enabled,…EPSS 5.1%7.8CVE-2006-4097Cisco secure access control server vulnerabilityMultiple unspecified vulnerabilities in the CSRadius service in Cisco Secure Access Control Server (ACS) for Windows before 4.1 and ACS Solution Engi…EPSS 4.3%7.5CVE-2008-2441Cisco secure acs vulnerabilityCisco Secure ACS 3.x before 3.3(4) Build 12 patch 7, 4.0.x, 4.1.x before 4.1(4) Build 13 Patch 11, and 4.2.x before 4.2(0) Build 124 Patch 4 does not…EPSS 3.0%7.5CVE-2007-0105Cisco secure access control server vulnerabilityStack-based buffer overflow in the CSAdmin service in Cisco Secure Access Control Server (ACS) for Windows before 4.1 and ACS Solution Engine before …EPSS 11%

Source: NIST National Vulnerability Database (record CVE-2002-0159), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.