CVE ID: CVE-2013-1100
Release Date: 2013 January 30 09:57 UTC (GMT)
Last Updated: 2013 January 30 09:57 UTC (GMT)
SummaryCisco IOS Software contains a vulnerability in the HTTP server feature which could allow an unauthenticated, remote attacker to cause a denial of service attack if the HTTP server feature is enabled.
The vulnerability is due to incorrect handling of TCP socket events. An attacker could exploit this vulnerability by sending a special combination of crafted packets to TCP port 80 or 443. A successful exploit could cause a Cisco Catalyst switch to crash, resulting in a denial of service.
What Is a Cisco Security Notice?
The Cisco Product Security Incident Response Team (PSIRT) publishes Cisco Security Notices to inform customers of low- to mid-level severity security issues involving Cisco products.
Customers who wish to upgrade to a software version that includes fixes for these issues should contact their normal support channels. Free software updates will not be provided for issues that are disclosed through a Cisco Security Notice.
For additional information about Cisco PSIRT publications, see the Cisco Security Vulnerability Policy at http://www.cisco.com/web/about/security/psirt/security_vulnerability_policy.html
Customers Using Third-Party Support Organizations
Customers may have Cisco products that are provided or maintained through prior or existing agreements with third-party support organizations, such as Cisco Partners, authorized resellers, or service providers. For these products, customers should consult their service providers or support organizations to ensure that any applied workaround or fix is the most appropriate in the intended network before it is deployed.
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