Apple Safari up to 4.0.4 input validation

CVSS Meta Temp Score
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CTI Interest Score
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A vulnerability was found in Apple Safari up to 4.0.4 (Web Browser). It has been declared as problematic. Affected by this vulnerability is an unknown function. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality. The summary by CVE is:

WebKit in Apple Safari before 4.0.5 does not properly validate the cross-origin loading of stylesheets, which allows remote attackers to obtain sensitive information via a crafted HTML document. NOTE: this might overlap CVE-2010-0651.

The weakness was released 03/11/2010 by Robert Swiecki with Apple (Website). It is possible to read the advisory at This vulnerability is known as CVE-2010-0051. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 45044 (Mac OS X : Apple Safari < 4.0.5), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118214 (Fedora Update for qt (FEDORA-2010-4521)).

Upgrading to version 4.0.0b eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (56837) and Tenable (45044).







CPE 2.3info

CPE 2.2info


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

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
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Class: Input validation

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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Nessus ID: 45044
Nessus Name: Mac OS X : Apple Safari < 4.0.5
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OpenVAS ID: 800493
OpenVAS Name: Apple Safari Webkit Multiple Vulnerabilities
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Threat Intelligenceinfo

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Recommended: Upgrade
Status: 🔍

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Upgrade: Safari 4.0.0b


12/15/2009 🔍
03/11/2010 +86 days 🔍
03/11/2010 +0 days 🔍
03/11/2010 +0 days 🔍
03/11/2010 +0 days 🔍
03/15/2010 +4 days 🔍
03/16/2010 +1 days 🔍
03/16/2010 +0 days 🔍
03/19/2015 +1828 days 🔍
09/05/2021 +2362 days 🔍



Researcher: Robert Swiecki
Organization: Apple
Status: Not defined
Confirmation: 🔍

CVE: CVE-2010-0051 (🔍)

X-Force: 56837
Vulnerability Center: 25060 - Apple Safari Prior to 4.0.5 Webkit Information Disclosure Vulnerability via a Crafted HTML Document, Medium
SecurityFocus: 38671 - RETIRED: Apple Safari Prior to 4.0.5 Multiple Security Vulnerabilities
OSVDB: 62944 - Apple Safari WebKit CSS Stylesheet Cross-origin Information Disclosure


Created: 03/19/2015 12:22 PM
Updated: 09/05/2021 11:51 AM
Changes: 03/19/2015 12:22 PM (65), 02/22/2017 10:35 AM (11), 09/05/2021 11:44 AM (4), 09/05/2021 11:51 AM (1)
Complete: 🔍
Cache ID: 44:099:40


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