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Last updated: 10/23/2014 1:21:10 AM

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Vulnerability Summary for CVE-2011-1428

Original release date: 03/16/2011
Last revised: 03/22/2011
Source: US-CERT/NIST

Overview

Wee Enhanced Environment for Chat (aka WeeChat) 0.3.4 and earlier does not properly verify that the server hostname matches the domain name of the subject of an X.509 certificate, which allows man-in-the-middle attackers to spoof an SSL chat server via an arbitrary certificate, related to incorrect use of the GnuTLS API.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 5.8 (MEDIUM) (AV:N/AC:M/Au:N/C:P/I:P/A:N) (legend)
Impact Subscore: 4.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable; Victim must voluntarily interact with attack mechanism
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized disclosure of information; Allows unauthorized modification

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External Source: CONFIRM
Name: http://savannah.nongnu.org/patch/index.php?7459
Type: Patch Information; Exploit
External Source: BID
Name: 46612
External Source: FULLDISC
Name: 20110227 weechat does not properly use gnutls and allow an attacker to bypass certificate verification
External Source: SECUNIA
Name: 43543
Type: Advisory
External Source: CONFIRM
Name: http://git.savannah.gnu.org/gitweb/?p=weechat.git;a=commit;h=c265cad1c95b84abfd4e8d861f25926ef13b5d91
Type: Patch Information

Technical Details

Vulnerability Type (View All)