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. The affected element is an unknown function of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is reported as CVE-2012-3669. Moreover, an exploit is present. You should 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. This affects some unknown functionality 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. 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 disclosed 07/25/2012 by Julien Chaffraix (Slawomir Blazek) with Apple Product Security as HT5400 as confirmed knowledge base article (Apple Security Announce). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2012-3669 since 06/19/2012. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details are unknown but a public exploit is available.

It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $25k-$100k. The vulnerability scanner Nessus provides a plugin with the ID 62707 (Ubuntu 12.04 LTS : webkit vulnerabilities (USN-1617-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu 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. 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 Tenable (62707), SecurityFocus (BID 52271†), OSVDB (84190†), Secunia (SA50058†) and SecurityTracker (ID 1027307†). The entries VDB-4654, VDB-4645, VDB-4650 and VDB-4698 are pretty similar. Be aware that VulDB is the high quality 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: 9.0

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: Public
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 62707
Nessus Name: Ubuntu 12.04 LTS : webkit vulnerabilities (USN-1617-1)
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: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Safari 6
Patch: trac.webkit.org

Timelineinfo

03/04/2012 🔍
06/19/2012 +107 days 🔍
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 🔍
10/26/2012 +80 days 🔍
01/04/2025 +4453 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT5400
Researcher: Julien Chaffraix (Slawomir Blazek)
Organization: Apple Product Security
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2012-3669 (🔍)
GCVE (CVE): GCVE-0-2012-3669
GCVE (VulDB): GCVE-100-5847

OVAL: 🔍

SecurityFocus: 52271
Secunia: 50058 - Apple Safari for Mac OS X Multiple Vulnerabilities, Highly Critical
OSVDB: 84190
SecurityTracker: 1027307

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

Entryinfo

Created: 08/07/2012 12:46
Updated: 01/04/2025 19:19
Changes: 08/07/2012 12:46 (74), 04/28/2018 23:47 (8), 03/27/2021 06:41 (3), 01/04/2025 19:19 (17)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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