CVE-2013-0254 Information disclosure in n/a

Low 3.6 Published Updated

Local attackers can read or modify sensitive data in Qt shared memory segments due to weak permissions, potentially exposing information or altering program state.

Exploited in the wild
Not known
Login needed
Any signed-in user
Attackable
Local or same network only
Victim action needed
Not needed
Fix
Available

What is CVE-2013-0254?

CVE-2013-0254 is a low-severity vulnerability in Qt Qt, published on 6 Feb 2013. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

The QSharedMemory class in Qt 5.0.0, 4.8.x before 4.8.5, 4.7.x before 4.7.6, and other versions including 4.4.0 uses weak permissions (world-readable and world-writable) for shared memory segments, which allows local users to read sensitive information or modify critical program data, as demonstrated by reading a pixmap being sent to an X server.

Weakness: CWE-264

Which versions are affected by CVE-2013-0254?

It affects 1 product.

Linux distribution packages (40)
phonon-backend-gstreamer Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-debuginfo Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-demos Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-devel Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-doc Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-examples Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-mysql Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-odbc Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-postgresql Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-sqlite Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
qt-x11 Red Hat:enterprise_linux:6::clientAll versions1:4.6.2-26.el6_4
phonon-backend-gstreamer Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-debuginfo Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-demos Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-devel Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-doc Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-examples Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-mysql Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-odbc Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-postgresql Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-sqlite Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
qt-x11 Red Hat:enterprise_linux:6::computenodeAll versions1:4.6.2-26.el6_4
phonon-backend-gstreamer Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-debuginfo Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-demos Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-devel Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-doc Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-examples Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-mysql Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-odbc Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-postgresql Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-sqlite Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
qt-x11 Red Hat:enterprise_linux:6::serverAll versions1:4.6.2-26.el6_4
phonon-backend-gstreamer Red Hat:enterprise_linux:6::workstationAll versions1:4.6.2-26.el6_4
qt Red Hat:enterprise_linux:6::workstationAll versions1:4.6.2-26.el6_4
qt-debuginfo Red Hat:enterprise_linux:6::workstationAll versions1:4.6.2-26.el6_4
qt-demos Red Hat:enterprise_linux:6::workstationAll versions1:4.6.2-26.el6_4

Products include Qt Qt.

How do I fix CVE-2013-0254?

Upgrade to a fixed version.

Is CVE-2013-0254 being exploited?

There is no known exploitation of CVE-2013-0254 in the wild and no public exploit code.

All Qt Qt vulnerabilities

Sources

Also known as GHSA-g639-7h38-4849, RHSA-2013:0669.

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