Apple iOS up to 5.1.1 WebKit input validation

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

Summaryinfo

A vulnerability identified as problematic has been detected in Apple iOS up to 5.1.1. This issue affects some unknown processing of the component WebKit. This manipulation causes input validation. This vulnerability is registered as CVE-2012-3691. No exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System). It has been declared as problematic. Affected by this vulnerability is some unknown functionality of the component WebKit. 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 6.0 does not properly handle Cascading Style Sheets (CSS) property values, which allows remote attackers to bypass the Same Origin Policy via a crafted web site.

The weakness was published 09/19/2012 with Apple as APPLE-SA-2012-09-19-1 as not defined posting (Website). The advisory is shared at prod.lists.apple.com. This vulnerability is known as CVE-2012-3691 since 06/19/2012. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/04/2025). It is expected to see the exploit prices for this product increasing in the near future.

The vulnerability scanner Nessus provides a plugin with the ID 60127 (Mac OS X : Apple Safari < 6.0 Multiple Vulnerabilities), 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 120376 (Apple Safari Multiple Vulnerabilities (APPLE-SA-2012-07-25-1)).

Upgrading to version 6.0 eliminates this vulnerability. The problem might be mitigated by replacing the product with Google Android as an alternative. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (60127), SecurityFocus (BID 54687†) and Vulnerability Center (SBV-35756†). Similar entries are available at VDB-5829, VDB-5830, VDB-5831 and VDB-5832. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 60127
Nessus Name: Mac OS X : Apple Safari < 6.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802924
OpenVAS Name: Apple Safari Multiple Vulnerabilities - July 2012 (Mac OS X)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍
Upgrade: iOS 6.0
Alternative: Google Android

Timelineinfo

01/01/2012 🔍
06/19/2012 +170 days 🔍
07/25/2012 +36 days 🔍
07/25/2012 +0 days 🔍
07/30/2012 +5 days 🔍
09/19/2012 +51 days 🔍
09/19/2012 +0 days 🔍
09/21/2012 +1 days 🔍
01/04/2025 +4488 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3691 (🔍)
GCVE (CVE): GCVE-0-2012-3691
GCVE (VulDB): GCVE-100-6505

OVAL: 🔍

SecurityFocus: 54687 - WebKit CVE-2012-3691 Cross Origin Information Disclosure Vulnerability
Vulnerability Center: 35756 - Apple Safari Before 6.0 WebKit CSS Improper Handling Allows Same Origin Policy Bypass, Medium

scip Labs: https://www.scip.ch/en/?labs.20150917
See also: 🔍

Entryinfo

Created: 09/21/2012 13:45
Updated: 01/04/2025 20:34
Changes: 09/21/2012 13:45 (68), 04/15/2017 16:03 (10), 04/14/2021 11:57 (4), 01/04/2025 20:34 (18)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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