Apple Safari up to 5.0.x resource management

CVSS Meta Temp Score
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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
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A vulnerability classified as very critical was found in Apple Safari up to 5.0.x (Web Browser). Affected by this vulnerability is an unknown part. The manipulation with an unknown input leads to a resource management vulnerability. The CWE definition for the vulnerability is CWE-399. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Use-after-free vulnerability in WebKit, as used in Apple Safari before 4.1.3 and 5.0.x before 5.0.3, Google Chrome before 6.0.472.53, and webkitgtk before 1.2.6, allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via vectors involving element focus.

The weakness was released 09/07/2010 with VUPEN as HT4455 as confirmed advisory (Website). It is possible to read the advisory at This vulnerability is known as CVE-2010-3257. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 09/24/2021).

The vulnerability scanner Nessus provides a plugin with the ID 50030 (Fedora 13 : webkitgtk-1.2.5-1.fc13 (2010-15957)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 118741 (Apple Safari Prior to 5.0.3 and 4.1.3 Multiple Vulnerabilities).

Upgrading to version 3.0.2b eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (50030). Entries connected to this vulnerability are available at 55524, 55523, 55522 and 55521.






  • commercial

CPE 2.3info

CPE 2.2info


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: 🔍
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Class: Resource management
CWE: CWE-399 / CWE-404
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍


Nessus ID: 50030
Nessus Name: Fedora 13 : webkitgtk-1.2.5-1.fc13 (2010-15957)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 68513
OpenVAS Name: FreeBSD Ports: webkit-gtk2
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Safari 3.0.2b


09/02/2010 🔍
09/02/2010 +0 days 🔍
09/07/2010 +4 days 🔍
09/07/2010 +0 days 🔍
09/07/2010 +0 days 🔍
09/20/2010 +13 days 🔍
03/19/2015 +1641 days 🔍
09/24/2021 +2381 days 🔍



Advisory: HT4455
Organization: VUPEN
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2010-3257 (🔍)

Vulnerability Center: 27213 - Google Chrome Before 6.0.472.53 Remote DoS Vulnerability via Unspecified Vectors, Medium
SecurityFocus: 44204 - WebKit CVE-2010-3257 Stale Pointer Denial of Service Vulnerability
Secunia: 41856

See also: 🔍


Created: 03/19/2015 02:37 PM
Updated: 09/24/2021 01:04 PM
Changes: 03/19/2015 02:37 PM (63), 03/06/2017 10:53 AM (9), 09/24/2021 12:56 PM (5), 09/24/2021 01:04 PM (1)
Complete: 🔍


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