National Vulnerability Database (NVD) National Vulnerability Database (CVE-2010-3901)

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Vulnerability Summary for CVE-2010-3901

Original release date:10/14/2010

Last revised:10/14/2010

Source: US-CERT/NIST

Overview

OpenConnect before 2.25 does not properly validate X.509 certificates, which allows man-in-the-middle attackers to spoof arbitrary AnyConnect SSL VPN servers via a crafted server certificate that (1) does not correspond to the server hostname or (2) is presented in circumstances involving a missing --cafile configuration option.

Impact

CVSS Severity (version 2.0):

CVSS v2 Base Score:6.4 (MEDIUM) (AV:N/AC:L/Au:N/C:P/I:P/A:N) (legend)

Impact Subscore: 4.9

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

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External Source: MLIST

Name: [oss-security] 20100802 Re: CVE Request -- OpenConnect < v2.25 did not verify SSL server certificates

Hyperlink:http://www.openwall.com/lists/oss-security/2010/08/02/7

External Source: MLIST

Name: [oss-security] 20100801 CVE Request -- OpenConnect < v2.25 did not verify SSL server certificates

Hyperlink:http://www.openwall.com/lists/oss-security/2010/08/01/1

External Source: CONFIRM

Name: http://www.infradead.org/openconnect.html

Hyperlink:http://www.infradead.org/openconnect.html