NVD - CVE-2009-2700

CVE-2009-2700 Detail

Description

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.

Source: MITRE
Description Last Modified: 09/02/2009

Impact

CVSS v2.0 Severity and Metrics:

Base Score: 4.3 MEDIUM
Vector: (AV:N/AC:M/Au:N/C:N/I:P/A:N) (V2 legend)
Impact Subscore: 2.9
Exploitability Subscore: 8.6

Access Vector (AV): Network
Access Complexity (AC): Medium
Authentication (AU): None
Confidentiality (C): None
Integrity (I): Partial
Availability (A): None
Additional Information:
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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Hyperlink	Resource
http://qt.gitorious.org/qt/qt/commit/802d8c02eaa0aa9cd8d0c6cbd18cd814e6337bc6
http://www.mandriva.com/security/advisories?name=MDVSA-2009:225
http://www.securityfocus.com/bid/36203
http://www.ubuntu.com/usn/usn-829-1
http://www.vupen.com/english/advisories/2009/2499	Vendor Advisory

Technical Details

Vulnerability Type (View All)

Input Validation (CWE-20)

Vulnerable software and versions Switch to CPE 2.2

Denotes Vulnerable Software
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Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2009-2700
NVD Published Date:
09/02/2009
NVD Last Modified:
02/07/2013

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Information Technology Laboratory

National Vulnerability Database