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Last updated: 10/1/2014 10:39:20 PM

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Vulnerability Summary for CVE-2009-2700

Original release date: 09/02/2009
Last revised: 02/07/2013
Source: US-CERT/NIST

Overview

src/network/ssl/qsslcertificate.cpp in Nokia Trolltech Qt 4.x does not properly handle a '\0' character in a domain name in the Subject Alternative Name field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

Impact

CVSS Severity (version 2.0):
CVSS v2 Base Score: 4.3 (MEDIUM) (AV:N/AC:M/Au:N/C:N/I:P/A:N) (legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6
CVSS Version 2 Metrics:
Access Vector: Network exploitable
Access Complexity: Medium
Authentication: Not required to exploit
Impact Type: Allows unauthorized modification

Vendor Statements (disclaimer)

Official Statement from Red Hat (09/03/2009)
Not vulnerable. This issue did not affect the versions of qt and qt4 as shipped with Red Hat Enterprise Linux 3, 4, or 5. Affected code was introduced upstream in version 4.3.

References to Advisories, Solutions, and Tools

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External Source: BID
Name: 36203
External Source: UBUNTU
Name: USN-829-1
External Source: SECUNIA
Name: 36536
Type: Advisory
External Source: CONFIRM
Name: http://qt.gitorious.org/qt/qt/commit/802d8c02eaa0aa9cd8d0c6cbd18cd814e6337bc6
External Source: VUPEN
Name: ADV-2009-2499
Type: Advisory
External Source: SECUNIA
Name: 36702
Type: Advisory
External Source: MANDRIVA
Name: MDVSA-2009:225

Technical Details

Vulnerability Type (View All)