Apple Safari up to 5.1.7 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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9.0$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apple Safari up to 5.1.7. This vulnerability affects unknown code of the component WebKit. This manipulation causes memory corruption. This vulnerability appears as CVE-2012-3642. In addition, an exploit is available. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Apple Safari up to 5.1.7 (Web Browser). Affected by this vulnerability is some unknown functionality of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

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 presented 07/25/2012 by Julien Chaffraix (miaubiz) as HT5400 as confirmed knowledge base article (Apple Security Announce). The advisory is shared at support.apple.com. The public release was coordinated in cooperation with Apple. This vulnerability is known as CVE-2012-3642 since 06/19/2012. The exploitation appears to be difficult. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. 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 and running in the context l. 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 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 Tenable (60127), SecurityFocus (BID 54669†), OSVDB (84176†), Secunia (SA50058†) and SecurityTracker (ID 1027307†). See VDB-4654, VDB-4645, VDB-4650 and VDB-5585 for similar entries. 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: 10.0
VulDB Meta Temp Score: 9.0

VulDB Base Score: 10.0
VulDB Temp Score: 9.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Private
Status: Proof-of-Concept

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: 🔍
Nessus Context: 🔍

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

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Safari 6

Timelineinfo

06/19/2012 🔍
07/25/2012 +35 days 🔍
07/25/2012 +0 days 🔍
07/25/2012 +0 days 🔍
07/25/2012 +0 days 🔍
07/26/2012 +1 days 🔍
07/26/2012 +0 days 🔍
07/26/2012 +0 days 🔍
07/27/2012 +1 days 🔍
08/03/2012 +7 days 🔍
01/04/2025 +4537 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT5400
Researcher: Julien Chaffraix (miaubiz)
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-3642 (🔍)
GCVE (CVE): GCVE-0-2012-3642
GCVE (VulDB): GCVE-100-5833

OVAL: 🔍

SecurityFocus: 54669
Secunia: 50058 - Apple Safari for Mac OS X Multiple Vulnerabilities, Highly Critical
OSVDB: 84176
SecurityTracker: 1027307

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 08/03/2012 17:39
Updated: 01/04/2025 18:03
Changes: 08/03/2012 17:39 (74), 04/28/2018 23:45 (8), 03/26/2021 17:36 (3), 01/04/2025 18:03 (16)
Complete: 🔍
Cache ID: 216::103

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

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