Apple Safari up to 6.0.2 User Input Sanitizer memory corruption

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.

A vulnerability was found in Apple Safari up to 6.0.2 (Web Browser). It has been classified as very critical. This affects an unknown part of the component User Input Sanitizer. 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 in Apple Safari before 6.0.3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site, a different vulnerability than CVE-2013-0961.

The weakness was published 03/14/2013 by team509 with Apple as HT5671 as confirmed changelog entry (Website). The advisory is shared at The public release has been coordinated with Apple. This vulnerability is uniquely identified as CVE-2013-0960 since 01/10/2013. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 05/06/2021).

The vulnerability scanner Nessus provides a plugin with the ID 66498 (Apple iTunes < 11.0.3 Multiple Vulnerabilities (credentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Windows and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 121191 (Apple iTunes Prior to 11.0.3 Multiple Vulnerabilities (APPLE-SA-2013-05-16-1)).

Upgrading to version 6.0.3 eliminates this vulnerability. A possible mitigation has been published 3 months after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at Tenable (66498), SecurityFocus (BID 54203†), OSVDB (91430†), Secunia (SA52658†) and SecurityTracker (ID 1028292†).







CPE 2.3info

CPE 2.2info


VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍


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: 🔍



VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍


Class: Memory corruption
CWE: CWE-119

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 66498
Nessus Name: Apple iTunes < 11.0.3 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 803379
OpenVAS Name: Apple Safari Webkit Multiple Vulnerabilities - May13 (Mac OS X)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍


Recommended: Upgrade
Status: 🔍

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

Upgrade: Safari 6.0.3


01/10/2013 🔍
03/14/2013 +63 days 🔍
03/14/2013 +0 days 🔍
03/15/2013 +1 days 🔍
03/15/2013 +0 days 🔍
03/19/2013 +4 days 🔍
05/16/2013 +58 days 🔍
05/17/2013 +1 days 🔍
05/06/2021 +2911 days 🔍



Advisory: HT5671
Researcher: team509
Organization: Apple
Status: Confirmed
Coordinated: 🔍

CVE: CVE-2013-0960 (🔍)
SecurityFocus: 54203
Secunia: 52658 - Apple Safari Multiple Vulnerabilities, Highly Critical
OSVDB: 91430
SecurityTracker: 1028292


Created: 03/19/2013 12:59 PM
Updated: 05/06/2021 01:53 PM
Changes: 03/19/2013 12:59 PM (72), 05/04/2018 09:11 AM (9), 05/06/2021 01:53 PM (2)
Complete: 🔍
Cache ID: 3:256:40


No comments yet. Languages: en.

Please log in to comment.

Do you want to use VulDB in your project?

Use the official API to access entries easily!