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Vulnerability Details : CVE-2009-2700

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.
Publish Date : 2009-09-02 Last Update Date : 2013-02-07
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- CVSS Scores & Vulnerability Types

CVSS Score
Confidentiality Impact None (There is no impact to the confidentiality of the system.)
Integrity Impact Partial (Modification of some system files or information is possible, but the attacker does not have control over what can be modified, or the scope of what the attacker can affect is limited.)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Medium (The access conditions are somewhat specialized. Some preconditions must be satistified to exploit)
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)

- Vendor Statements

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.
Source: Redhat

- Related OVAL Definitions

Title Definition Id Class Family
CVE-2009-2700 unix
DSA-1988 qt4-x11 -- several vulnerabilities oval:org.mitre.oval:def:6923 unix
DSA-1988-1 qt4-x11 - several vulnerabilities oval:org.mitre.oval:def:19394 unix
USN-829-1 -- qt4-x11 vulnerability oval:org.mitre.oval:def:13466 unix
OVAL (Open Vulnerability and Assessment Language) definitions define exactly what should be done to verify a vulnerability or a missing patch. Check out the OVAL definitions if you want to learn what you should do to verify a vulnerability.

- Products Affected By CVE-2009-2700

# Product Type Vendor Product Version Update Edition Language
1 Application Digia QT 4.0.0 Version Details Vulnerabilities
2 Application Digia QT 4.0.1 Version Details Vulnerabilities
3 Application Digia QT 4.1.0 Version Details Vulnerabilities
4 Application Digia QT 4.1.1 Version Details Vulnerabilities
5 Application Digia QT 4.1.2 Version Details Vulnerabilities
6 Application Digia QT 4.1.3 Version Details Vulnerabilities
7 Application Digia QT 4.1.4 Version Details Vulnerabilities
8 Application Digia QT 4.1.5 Version Details Vulnerabilities
9 Application Digia QT 4.2.0 Version Details Vulnerabilities
10 Application Digia QT 4.2.1 Version Details Vulnerabilities
11 Application Digia QT 4.2.3 Version Details Vulnerabilities
12 Application Digia QT 4.3.0 Version Details Vulnerabilities
13 Application Digia QT 4.3.1 Version Details Vulnerabilities
14 Application Digia QT 4.3.2 Version Details Vulnerabilities
15 Application Digia QT 4.3.3 Version Details Vulnerabilities
16 Application Digia QT 4.3.4 Version Details Vulnerabilities
17 Application Digia QT 4.3.5 Version Details Vulnerabilities
18 Application Digia QT 4.4.0 Version Details Vulnerabilities
19 Application Digia QT 4.4.1 Version Details Vulnerabilities
20 Application Digia QT 4.4.2 Version Details Vulnerabilities
21 Application Digia QT 4.4.3 Version Details Vulnerabilities
22 Application Digia QT 4.5.0 Version Details Vulnerabilities
23 Application Digia QT 4.5.1 Version Details Vulnerabilities
24 Application Digia QT 4.5.2 Version Details Vulnerabilities
25 Application Digia QT 4.5.3 Version Details Vulnerabilities
26 Application Digia QT 4.6.0 Version Details Vulnerabilities
27 Application Digia QT 4.6.0 RC1 Version Details Vulnerabilities
28 Application Digia QT 4.6.1 Version Details Vulnerabilities
29 Application Digia QT 4.6.2 Version Details Vulnerabilities
30 Application Digia QT 4.6.3 Version Details Vulnerabilities
31 Application Digia QT 4.6.4 Version Details Vulnerabilities
32 Application Digia QT 4.7.0 Version Details Vulnerabilities
33 Application Digia QT 4.7.1 Version Details Vulnerabilities
34 Application Digia QT 4.7.2 Version Details Vulnerabilities
35 Application Digia QT 4.7.3 Version Details Vulnerabilities
36 Application Digia QT 4.7.4 Version Details Vulnerabilities
37 Application Digia QT 4.7.5 Version Details Vulnerabilities
38 Application Digia QT 4.8.0 Version Details Vulnerabilities
39 Application Digia QT 4.8.1 Version Details Vulnerabilities
40 Application Digia QT 4.8.2 Version Details Vulnerabilities
41 Application Digia QT 4.8.3 Version Details Vulnerabilities
42 Application Digia QT 4.8.4 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Digia QT 42

- References For CVE-2009-2700
BID 36203 Qt NULL Character CA SSL Certificate Validation Security Bypass Vulnerability Release Date:2010-05-17
VUPEN ADV-2009-2499

- Metasploit Modules Related To CVE-2009-2700

There are not any metasploit modules related to this CVE entry (Please visit for more information)

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