Apple Safari up to 7.0.3 WebKit input validation

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
6.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple Safari up to 7.0.3 and classified as problematic. Affected by this vulnerability is an unknown functionality of the component WebKit. The manipulation results in input validation. This vulnerability is reported as CVE-2014-1346. No exploit exists. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Safari up to 7.0.3 (Web Browser). Affected is an unknown code of the component WebKit. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as 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. This is going to have an impact on confidentiality, and integrity. CVE summarizes:

WebKit, as used in Apple Safari before 6.1.4 and 7.x before 7.0.4, does not properly interpret Unicode encoding, which allows remote attackers to spoof a postMessage origin, and bypass intended restrictions on sending a message to a connected frame or window, via crafted characters in a URL.

The weakness was disclosed 05/21/2014 by Erling Ellingsen with Facebook as HT6254 / APPLE-SA-2014-05-21-1 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability is traded as CVE-2014-1346 since 01/08/2014. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. There are neither technical details nor an exploit publicly available. The advisory points out:

A malicious site can send messages to a connected frame or window in a way that might circumvent the receiver's origin check

The vulnerability scanner Nessus provides a plugin with the ID 74139 (Mac OS X : Apple Safari < 6.1.4 / 7.0.4 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 122094 (Apple Safari 6.1.4 / 7.0.4 Not Installed (HT6254)).

Upgrading to version 6.1.4 or 7.0.4 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 X-Force (93337), Tenable (74139), SecurityFocus (BID 67554†), Secunia (SA58890†) and SecurityTracker (ID 1030269†). The entries VDB-9461, VDB-13331, VDB-13330 and VDB-13329 are pretty similar. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.2

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 74139
Nessus Name: Mac OS X : Apple Safari < 6.1.4 / 7.0.4 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800100
OpenVAS Name: Apple Safari Multiple Memory Corruption Vulnerabilities-03 Aug14 (Mac OS X)
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 6.1.4/7.0.4

Timelineinfo

01/08/2014 🔍
05/21/2014 +133 days 🔍
05/21/2014 +0 days 🔍
05/21/2014 +0 days 🔍
05/21/2014 +0 days 🔍
05/22/2014 +1 days 🔍
05/22/2014 +0 days 🔍
05/22/2014 +0 days 🔍
05/22/2014 +0 days 🔍
05/22/2014 +0 days 🔍
12/26/2024 +3871 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT6254 / APPLE-SA-2014-05-21-1
Researcher: Erling Ellingsen
Organization: Facebook
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-1346 (🔍)
GCVE (CVE): GCVE-0-2014-1346
GCVE (VulDB): GCVE-100-13332
X-Force: 93337 - Apple WebKit security bypass, Medium Risk
SecurityFocus: 67554 - WebKit CVE-2014-1346 Cross-Origin Security Bypass Vulnerability
Secunia: 58890 - Apple Safari Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1030269 - Apple Safari Multiple Flaws Let Remote Users Execute Arbitrary Code and Bypass Same Origin Policy Restrictions
Vulnerability Center: 44617 - Apple Safari <6.1.5 and <7.0.5 and iOS <7.1.2 for Multiple Devices Remote Security Bypass Vulnerability - CVE-2014-1346, Medium

See also: 🔍

Entryinfo

Created: 05/22/2014 23:07
Updated: 12/26/2024 15:13
Changes: 05/22/2014 23:07 (81), 05/28/2017 12:50 (9), 06/20/2021 10:57 (3), 12/26/2024 15:13 (16)
Complete: 🔍
Cache ID: 216:9A8:103

Discussion

No comments yet. Languages: en.

Please log in to comment.

Do you need the next level of professionalism?

Upgrade your account now!