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 was found in Apple Safari up to 5.1.7 and classified as critical. This issue affects some unknown processing of the component WebKit. The manipulation results in memory corruption. This vulnerability is identified as CVE-2012-3686. Additionally, an exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Apple Safari up to 5.1.7 (Web Browser). It has been classified as critical. Affected is an unknown code of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. CWE is classifying the issue as 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. This is going to have an impact on 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 released 07/25/2012 by Robin Cao (Slawomir Blazek) with Torch Mobile as HT5400 as confirmed knowledge base article (Apple Security Announce). The advisory is shared for download at support.apple.com. The public release was coordinated with the vendor. This vulnerability is traded as CVE-2012-3686 since 06/19/2012. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a private exploit is available.

It is declared as proof-of-concept. 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. Applying a patch is able to eliminate this problem. The bugfix is ready for download at trac.webkit.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at OSVDB (84199†), Secunia (SA50058†) and SecurityTracker (ID 1027307†). Entries connected to this vulnerability are available at VDB-4654, VDB-4645, VDB-4650 and VDB-5585. VulDB is the best source for vulnerability data and more expert information about this specific topic.

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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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: 🔍

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

Upgrade: Safari 6
Patch: trac.webkit.org

Timelineinfo

06/19/2012 🔍
07/25/2012 +36 days 🔍
07/25/2012 +0 days 🔍
07/25/2012 +0 days 🔍
07/26/2012 +1 days 🔍
07/26/2012 +0 days 🔍
07/27/2012 +1 days 🔍
08/07/2012 +11 days 🔍
01/04/2025 +4533 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT5400
Researcher: Robin Cao (Slawomir Blazek)
Organization: Torch Mobile
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2012-3686 (🔍)
GCVE (CVE): GCVE-0-2012-3686
GCVE (VulDB): GCVE-100-5856

OVAL: 🔍

Secunia: 50058 - Apple Safari for Mac OS X Multiple Vulnerabilities, Highly Critical
OSVDB: 84199
SecurityTracker: 1027307

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

Entryinfo

Created: 08/07/2012 18:31
Updated: 01/04/2025 19:49
Changes: 08/07/2012 18:31 (69), 04/29/2018 00:07 (7), 01/04/2025 19:49 (17)
Complete: 🔍
Cache ID: 216:D6A:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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