57633 : Qt X.509 Certificate Authority (CA) Subject Alternative Name Null Byte Handling SSL MiTM Weakness
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Views This Week	Views All Time	Added to OSVDB	Last Modified	Modified (since 2008)	Percent Complete
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Timeline

Disclosure Date
2009-08-28

Description

<em style='font-weight:bold;'>(Description Provided by <a href="http://cve.mitre.org/cgi-bin/cvename.cgi?name=2009-2700" target="_blank">CVE</a>)</em> : 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.

Classification

Location: Remote / Network Access, Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Patch / RCS
Disclosure: Vendor Verified
OSVDB: Web Related

Products

Unknown or Incomplete

References

CVE ID: 2009-2700 (see also: NVD)
Bugtraq ID: 36203
Secunia Advisory ID: 36536 36537 36702 37474 38447
Vendor Specific News/Changelog Entry: http://lists.opensuse.org/opensuse-security-announce/2009-11/msg00011.html
http://qt.gitorious.org/qt/qt/commit/802d8c02eaa0aa9cd8d0c6cbd18cd814e6337bc6
Vendor Specific Advisory URL: http://www.ubuntu.com/usn/usn-829-1
http://www.us.debian.org/security/2010/dsa-1988
https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00036.html
https://www.redhat.com/archives/fedora-package-announce/2009-September/msg00037.html
Other Advisory URL: http://www.vupen.com/english/advisories/2009/2499

Credit

Unknown or Incomplete

CVSSv2 Score

CVSSv2 Base Score = 5.0
Source: nvd.nist.gov | Generated: 2009-09-02 | Disagree? | There are 2 more: View All

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