CVE-2013-4549

Description

QXmlSimpleReader in Qt before 5.2 allows context-dependent attackers to cause a denial of service (memory consumption) via an XML Entity Expansion (XEE) attack.

Category

5.0
CVSS
Severity: Medium
CVSS 2.0 •
EPSS 5.22% Top 15%
Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory opensuse.org Vendor Advisory ubuntu.com Vendor Advisory opensuse.org Vendor Advisory fedoraproject.org Vendor Advisory secunia.com Vendor Advisory secunia.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://lists.qt-project.org/pipermail/announce/2013-December/000036.html mailing list
http://secunia.com/advisories/56166 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-01/msg00104.html vendor advisory
http://secunia.com/advisories/56008 third party advisory vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-01/msg00085.html vendor advisory
https://codereview.qt-project.org/#change%2C71010
http://lists.opensuse.org/opensuse-updates/2014-01/msg00106.html vendor advisory
http://lists.opensuse.org/opensuse-updates/2014-01/msg00044.html vendor advisory
http://blog.qt.digia.com/blog/2014/04/24/qt-4-8-6-released/
http://www.ubuntu.com/usn/USN-2057-1 vendor advisory
https://codereview.qt-project.org/#change%2C71368
http://lists.opensuse.org/opensuse-updates/2014-01/msg00047.html vendor advisory
http://lists.fedoraproject.org/pipermail/package-announce/2014-May/132395.html vendor advisory

Frequently Asked Questions

What is the severity of CVE-2013-4549?
CVE-2013-4549 has been scored as a medium severity vulnerability.
How to fix CVE-2013-4549?
To fix CVE-2013-4549, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2013-4549 being actively exploited in the wild?
It is possible that CVE-2013-4549 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~5% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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