Digia Qt up to 4.2.0 HTML Library numeric error

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability was found in Digia Qt up to 4.2.0. It has been declared as critical. Affected by this issue is some unknown functionality of the component HTML Library. Executing a manipulation can lead to numeric error. This vulnerability is handled as CVE-2006-4811. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability has been found in Digia Qt up to 4.2.0 and classified as critical. This vulnerability affects some unknown processing of the component HTML Library. The manipulation with an unknown input leads to a numeric error vulnerability. The CWE definition for the vulnerability is CWE-189. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Integer overflow in Qt 3.3 before 3.3.7, 4.1 before 4.1.5, and 4.2 before 4.2.1, as used in the KDE khtml library, kdelibs 3.1.3, and possibly other packages, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted pixmap image.

The bug was discovered 10/18/2006. The weakness was released 10/18/2006 with Red Hat (Website). The advisory is shared for download at ubuntu.com. This vulnerability was named CVE-2006-4811 since 09/15/2006. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 22880 (CentOS 3 / 4 : kdelibs (CESA-2006:0720)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family CentOS Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165124 (SUSE Security Update for Qt (SUSE-SA:2006:063)).

Upgrading to version 3.3 eliminates this vulnerability. A possible mitigation has been published 2 days after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (29723), Tenable (22880), SecurityFocus (BID 20599†), OSVDB (29843†) and Secunia (SA22380†). Once again VulDB remains the best source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
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NVD Base Score: 🔍

Exploitinginfo

Class: Numeric error
CWE: CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 22880
Nessus Name: CentOS 3 / 4 : kdelibs (CESA-2006:0720)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 57562
OpenVAS Name: Debian Security Advisory DSA 1200-1 (qt-x11-free)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Qt 3.3

Timelineinfo

09/15/2006 🔍
10/18/2006 +33 days 🔍
10/18/2006 +0 days 🔍
10/18/2006 +0 days 🔍
10/18/2006 +0 days 🔍
10/18/2006 +0 days 🔍
10/18/2006 +0 days 🔍
10/20/2006 +2 days 🔍
10/20/2006 +0 days 🔍
10/24/2006 +4 days 🔍
03/12/2015 +3061 days 🔍
04/24/2026 +4061 days 🔍

Sourcesinfo

Advisory: ubuntu.com
Organization: Red Hat
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2006-4811 (🔍)
GCVE (CVE): GCVE-0-2006-4811
GCVE (VulDB): GCVE-100-32836

OVAL: 🔍

X-Force: 29723
SecurityFocus: 20599 - Trolltech QT Pixmap Images Integer Overflow Vulnerability
Secunia: 22380
OSVDB: 29843 - CVE-2006-4811 - Digia - QT - Integer Overflow Issue
SecurityTracker: 1017084
Vulnerability Center: 12973 - KDE kdelibs 3.1.3 Remote DoS and Code Execution Via a Crafted Pixmap Image, Medium
Vupen: ADV-2006-4099

Entryinfo

Created: 03/12/2015 22:21
Updated: 04/24/2026 22:13
Changes: 03/12/2015 22:21 (74), 07/10/2019 09:25 (11), 06/16/2025 02:42 (26), 04/24/2026 22:13 (1)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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