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Vulnerability record · CVE-2013-1155 · published 11 April 2013

CVE-2013-1155: Cisco firewall services module software improper authentication vulnerability

Cisco · Firewall Services Module Software

The auth-proxy functionality in Cisco Firewall Services Module (FWSM) software 3.1 and 3.2 before 3.2(20.1), 4.0 before 4.0(15.2), and 4.1 before 4.1(5.1) allows remote attackers to cause a denial of service (device reload) via a crafted URL, aka Bug ID CSCtg02624.

7.8 CVSS 2.0 High EPSS 1.3% · top 31.6% CWE-287 · Improper authentication
7.8CVSS 2.0 base score
1.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
2References
16 Jun 2026Last modified by NVD

Description

The auth-proxy functionality in Cisco Firewall Services Module (FWSM) software 3.1 and 3.2 before 3.2(20.1), 4.0 before 4.0(15.2), and 4.1 before 4.1(5.1) allows remote attackers to cause a denial of service (device reload) via a crafted URL, aka Bug ID CSCtg02624.

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

Affected products

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

References

LinkTags
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130410-fwsm Vendor Advisory
http://tools.cisco.com/security/center/content/CiscoSecurityAdvisory/cisco-sa-20130410-fwsm Vendor Advisory

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Related vulnerabilities

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

7.9CVE-2011-3298Cisco adaptive security appliance software improper authentication vulnerabilityCisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 be…EPSS 0.86%7.8CVE-2013-1149Cisco adaptive security appliance software vulnerabilityCisco Adaptive Security Appliances (ASA) devices with software 7.x before 7.2(5.10), 8.0 before 8.0(5.28), 8.1 and 8.2 before 8.2(5.35), 8.3 before 8…EPSS 1.3%7.8CVE-2012-0356Cisco firewall services module software improper input validation vulnerabilityCisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services Module (ASASM) in Cisco Catalyst 6500 series devices, with softwar…EPSS 2.1%7.8CVE-2011-3296Cisco firewall services module software vulnerabilityCisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7), when IPv6 is used, allow…EPSS 1.8%7.8CVE-2011-3297Cisco firewall services module software improper authentication vulnerabilityCisco Firewall Services Module (aka FWSM) 3.1 before 3.1(21), 3.2 before 3.2(22), 4.0 before 4.0(16), and 4.1 before 4.1(7), when certain authenticat…EPSS 1.4%7.8CVE-2011-3299Cisco adaptive security appliance software vulnerabilityCisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 be…EPSS 1.6%7.8CVE-2011-3300Cisco adaptive security appliance software vulnerabilityCisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 be…EPSS 1.7%7.8CVE-2011-3301Cisco adaptive security appliance software vulnerabilityCisco Adaptive Security Appliances (ASA) 5500 series devices, and the ASA Services module in Cisco Catalyst 6500 series devices, with software 7.0 be…EPSS 1.7%

Source: NIST National Vulnerability Database (record CVE-2013-1155), CISA KEV, FIRST EPSS (scores of 2026-09-29). This page is refreshed as NVD updates the record.