Apple iOS up to 5.1.1 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.5$5k-$25k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Apple iOS up to 5.1.1. The affected element is an unknown function of the component WebKit. Such manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2012-3631. The attack can be launched remotely. No exploit exists. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS up to 5.1.1 (Smartphone Operating System). It has been rated as critical. Affected by this issue is an unknown code block of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. CVE summarizes:

WebKit, as used in Apple Safari before 6.0, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption and application crash) via a crafted web site, a different vulnerability than other WebKit CVEs listed in APPLE-SA-2012-07-25-1.

The weakness was disclosed 09/19/2012 by Abhishek Arya (Inferno) with Google Chrome Security as APPLE-SA-2012-09-19-1 as not defined posting (Website). The advisory is shared for download at prod.lists.apple.com. This vulnerability is handled as CVE-2012-3631 since 06/19/2012. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (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 62077 (Apple iTunes < 10.7 Multiple Vulnerabilities (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows. 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 X-Force (77599), Tenable (62077) and Vulnerability Center (SBV-36751†). The entries VDB-5796, VDB-5797, VDB-5801 and VDB-5802 are pretty similar. 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: 10.0
VulDB Meta Temp Score: 9.5

VulDB Base Score: 10.0
VulDB Temp Score: 9.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
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: 62077
Nessus Name: Apple iTunes < 10.7 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 802962
OpenVAS Name: Apple iTunes Multiple Vulnerabilities - Sep 12 (Windows)
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

06/19/2012 🔍
07/25/2012 +36 days 🔍
07/25/2012 +0 days 🔍
09/19/2012 +56 days 🔍
09/19/2012 +0 days 🔍
09/21/2012 +1 days 🔍
10/18/2012 +27 days 🔍
01/04/2025 +4461 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: APPLE-SA-2012-09-19-1
Researcher: Abhishek Arya (Inferno)
Organization: Google Chrome Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3631 (🔍)
GCVE (CVE): GCVE-0-2012-3631
GCVE (VulDB): GCVE-100-6452

OVAL: 🔍

X-Force: 77599
Vulnerability Center: 36751 - Apple Safari \x3C6.0 Remote Code Execution \\ DoS via a Crafted Website - CVE-2012-3631, Critical

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

Entryinfo

Created: 09/21/2012 13:45
Updated: 01/04/2025 12:45
Changes: 09/21/2012 13:45 (71), 04/19/2017 10:30 (8), 04/14/2021 07:34 (2), 01/04/2025 12:45 (18)
Complete: 🔍
Cache ID: 216:880:103

Once again VulDB remains the best source for vulnerability data.

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