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Vulnerability Intelligence Report

CVE-2011-3297

Cisco 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 authentication configurations are used, allows remote attackers to cause a denial of service (module crash) by making many authentication requests for network access, aka Bug ID CSCtn15697.

No Active Exploit Signals
CVSS Base Score
7.8
HIGH
EPSS Probability:1.39%
Executive Threat Verdict
Evaluating...
Evaluating Threat Landscape...
Assessing known weaponization, exploitation telemetry, and federal advisories.
Attack Surface
—
Authentication
—
Weaponization
—
SSVC Action
—

Affected Products & Versions

Vendor Product Affected Versions
cisco firewall_services_module_software 3.1, 3.1\(2\), 3.1\(3\), 3.1\(4\), 3.1\(5\), 3.1\(6\), 3.1\(7\), 3.1\(8\), 3.1\(9\), 3.1\(10\), 3.1\(11\), 3.1\(12\), 3.1\(13\), 3.1\(14\), 3.1\(15\), 3.1\(16\), 3.1\(17\), 3.1\(18\), 3.1\(19\), 3.1\(20\), 3.2, 3.2\(1\), 3.2\(2\), 3.2\(3\), 3.2\(4\), 3.2\(5\), 3.2\(6\), 3.2\(7\), 3.2\(8\), 3.2\(9\), 3.2\(10\), 3.2\(11\), 3.2\(12\), 3.2\(13\), 3.2\(14\), 3.2\(15\), 3.2\(16\), 3.2\(17\), 3.2\(18\), 3.2\(19\), 3.2\(20\), 3.2\(21\), 4.0, 4.0\(1\), 4.0\(2\), 4.0\(3\), 4.0\(4\), 4.0\(5\), 4.0\(6\), 4.0\(7\), 4.0\(8\), 4.0\(10\), 4.0\(11\), 4.0\(12\), 4.0\(13\), 4.0\(14\), 4.0\(15\), 4.1, 4.1\(1\), 4.1\(2\), 4.1\(3\), 4.1\(4\), 4.1\(5\), 4.1\(6\)
cisco catalyst_6500 all
cisco catalyst_7600 all

References & Technical Advisories

No reference links found.

Threat Intelligence Signals

EPSS Score
1.388%

Identity & Timeline

StatusPUBLISHED
Assigning AuthorityCisco Systems, Inc. · Hosted Service · USA
Reserved2011-08-29T00:00:00
Published2011-10-06T10:00:00
Patch Date2011-10-05
Last Updated2024-08-06T23:29:56

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