National Vulnerability Database (NVD) National Vulnerability Database (CVE-2011-0935)

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Last updated: Fri May 24 15:09:53 EDT 2013

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Vulnerability Summary for CVE-2011-0935

Original release date:04/14/2011

Last revised:04/21/2011

Source: US-CERT/NIST

Overview

The PKI functionality in Cisco IOS 15.0 and 15.1 does not prevent permanent caching of certain public keys, which allows remote attackers to bypass authentication and have unspecified other impact by leveraging an IKE peer relationship in which a key was previously valid but later revoked, aka Bug ID CSCth82164, a different vulnerability than CVE-2010-4685.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:10.0 (HIGH) (AV:N/AC:L/Au:N/C:C/I:C/A:C) (legend)

Impact Subscore: 10.0

Exploitability Subscore: 10.0

CVSS Version 2 Metrics:

Access Vector: Network exploitable

Access Complexity: Low

Authentication: Not required to exploit

Impact Type:Allows unauthorized disclosure of information; Allows unauthorized modification; Allows disruption of service

CVSS score derived from: http://www.cisco.com/en/US/docs/ios/15_1s/release/notes/15_1s_caveats_15_1_2s.html

References to Advisories, Solutions, and Tools

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External Source: BID

Name: 47407

Hyperlink:http://www.securityfocus.com/bid/47407

External Source: CONFIRM

Name: http://www.cisco.com/en/US/docs/ios/15_1s/release/notes/15_1s_caveats_15_1_1s.html

Hyperlink:http://www.cisco.com/en/US/docs/ios/15_1s/release/notes/15_1s_caveats_15_1_1s.html

External Source: CONFIRM

Name: http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html

Hyperlink:http://www.cisco.com/en/US/docs/ios/15_1/release/notes/151-2TCAVS.html