PT-2012-1786 · Cisco · Cisco Intrusion Prevention System

Published 2012-05-03 · Updated 2012-05-11 · CVE-2011-4022

Positive Technologies (AI Summary)

CVSS v2.0

5.0

Medium

Base vector

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

Name of the Vulnerable Software and Affected Versions Cisco Intrusion Prevention System (IPS) versions 7.0 through 7.1

Description The issue allows remote attackers to cause a denial of service by making excessive authentication attempts, leading to file-handle exhaustion and mainApp hang.

Recommendations For versions 7.0 and 7.1, consider restricting access to the authentication mechanism to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Improper Authentication

Weakness Enumeration

CWE-287

Related Identifiers

CVE-2011-4022

Affected Products

Cisco Intrusion Prevention System

References · 2

• https://nvd.nist.gov/vuln/detail/CVE-2011-4022 · Security Note
• http://cisco.com/web/software/282549709/56954/IPS-7-1-3-E4_readme.txt · Note