Digia Qt 5.0.2/5.1.0 input validation

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Digia Qt 5.0.2/5.1.0. This issue affects an unknown part. The manipulation with an unknown input leads to a input validation vulnerability. Using CWE to declare the problem leads to CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. Impacted is availability. The summary by CVE is:

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.

The weakness was presented 12/23/2013 (Website). The advisory is shared at codereview.qt-project.org. The identification of this vulnerability is CVE-2013-4549 since 06/12/2013. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 75390 (openSUSE Security Update : libqt4 (openSUSE-SU-2014:0070-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SuSE Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 277401 (Fedora Security Update for qt3b (FEDORA-2018-0a0da2f3b7)).

Upgrading to version 5.1.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (89835) and Tenable (75390).

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 75390
Nessus Name: openSUSE Security Update : libqt4 (openSUSE-SU-2014:0070-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 867304
OpenVAS Name: Fedora Update for qt3 FEDORA-2013-22847
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Qt 5.1.0

Timelineinfo

06/12/2013 🔍
12/05/2013 +176 days 🔍
12/18/2013 +13 days 🔍
12/23/2013 +5 days 🔍
12/23/2013 +0 days 🔍
12/24/2013 +1 days 🔍
06/13/2014 +171 days 🔍
03/24/2015 +284 days 🔍
01/18/2022 +2492 days 🔍

Sourcesinfo

Advisory: USN-2057-1
Status: Not defined
Confirmation: 🔍

CVE: CVE-2013-4549 (🔍)
OVAL: 🔍

X-Force: 89835
Vulnerability Center: 42707 - Qt before 5.2 Remote DoS Vulnerability via XML Entity Expansion Attack, Medium
SecurityFocus: 64418
Secunia: 56008 - Qt QXmlSimpleReader XML Entity Expansion Denial of Service Vulnerability, Less Critical

Entryinfo

Created: 03/24/2015 15:54
Updated: 01/18/2022 09:15
Changes: 03/24/2015 15:54 (68), 05/18/2017 17:20 (5), 01/18/2022 09:13 (3), 01/18/2022 09:15 (1)
Complete: 🔍

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