int(3757)

Vulnerability Bulletins


Verificación incorrecta de certificados SSL en Trolltech Qt

Vulnerability classification

Property Value
Confidence level Oficial
Impact Obtener acceso
Dificulty Experto
Required attacker level Acceso remoto sin cuenta a un servicio estandar

System information

Property Value
Affected manufacturer GNU/Linux
Affected software Trolltech Qt 4.3.0 - 4.3.2

Description

Se ha descubierto una vulnerabilidad en Trolltech Qt en las versiones 4.3.0, 4.3.1 y 4.3.2. La vulnerabilidad reside en un error en la verificación de certificados SSL en la clase "QSslSocket" que permite que certificados SSL incorrectos sean aceptados.

Un atacante remoto podría saltarse el mecanismo de verificación de certificados SSL y obtener acceso a alguna aplicación vulnerable.

Solution



Actualización de software

Suse Linux
Las actualizaciones pueden descargarse mediante YAST o del servidor FTP oficial de Suse Linux.

Mandriva (MDVSA-2008:042)

Mandriva Linux 2008.0
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqassistant1-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqt3support4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqt4-devel-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtcore4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtdbus4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtdesigner1-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtgui4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtnetwork4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtopengl4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtscript4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtsql4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtsvg4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqttest4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtuitools4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/libqtxml4-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-accessibility-plugin-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-assistant-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-codecs-plugin-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-common-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-database-plugin-mysql-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-database-plugin-odbc-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-database-plugin-pgsql-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-database-plugin-sqlite-lib-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-designer-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-doc-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-examples-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-linguist-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-qtdbus-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-qvfb-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/i586/media/main/updates/qt4-tutorial-4.3.1-12.1mdv2008.0.i586.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/SRPMS/main/updates/qt4-4.3.1-12.1mdv2008.0.src.rpm
X86_64
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qassistant1-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qt3support4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qt4-devel-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtcore4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtdbus4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtdesigner1-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtgui4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtnetwork4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtopengl4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtscript4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtsql4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtsvg4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qttest4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtuitools4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/lib64qtxml4-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-accessibility-plugin-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-assistant-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-codecs-plugin-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-common-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-database-plugin-mysql-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-database-plugin-odbc-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-database-plugin-pgsql-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-database-plugin-sqlite-lib64-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-designer-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-doc-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-examples-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-linguist-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-qtdbus-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-qvfb-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/x86_64/media/main/updates/qt4-tutorial-4.3.1-12.1mdv2008.0.x86_64.rpm
ftp://ftp.cica.es/pub/Linux/Mandrakelinux/official/updates/2008.0/SRPMS/main/updates/qt4-4.3.1-12.1mdv2008.0.src.rpm

Standar resources

Property Value
CVE CVE-2007-5965
BID

Other resources

Trolltech releases security fix for Qt 4.3
http://trolltech.com/company/newsroom/announcements/press.2007-12-21.2182567220

SUSE Security Advisory (SUSE-SR:2008:002)
http://www.novell.com/linux/security/advisories/suse_security_summary_report.html

Mandriva Security Advisory (MDVSA-2008:042)
http://www.mandriva.com/en/security/advisories?name=MDVSA-2008:042

Version history

Version Comments Date
1.0 Aviso emitido 2008-01-30
1.1 Aviso emitido por Mandriva (MDVSA-2008:042) 2008-02-08
Ministerio de Defensa
CNI
CCN
CCN-CERT