Apple iOS up to 8.1.2 WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$5k-$25k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 8.1.2. It has been classified as critical. The impacted element is an unknown function of the component WebKit. Performing a manipulation results in memory corruption. This vulnerability is known as CVE-2014-4479. No exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability was found in Apple iOS up to 8.1.2 (Smartphone Operating System). It has been classified as critical. This affects an unknown code block 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 weakness was published 01/27/2015 with Apple as HT204245 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2014-4479 since 06/20/2014. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 03/07/2022). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

Multiple memory corruption issues existed in WebKit. These issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 81145 (Apple TV < 7.0.3 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123684 (Apple iTunes 12.2 Not Installed (APPLE-SA-2015-06-30-6)).

Upgrading to version 8.1.3 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 Tenable (81145), SecurityFocus (BID 72330†) and Vulnerability Center (SBV-50892†). Further details are available at us-cert.gov. Similar entries are available at VDB-67778, VDB-68223, VDB-68232 and VDB-68329. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81145
Nessus Name: Apple TV < 7.0.3 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802282
OpenVAS Name: Apple Safari Webkit Multiple Vulnerabilities -01 Feb15 (Mac OS X)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 8.1.3

Timelineinfo

06/20/2014 🔍
01/27/2015 +221 days 🔍
01/27/2015 +0 days 🔍
01/27/2015 +0 days 🔍
01/29/2015 +2 days 🔍
01/30/2015 +1 days 🔍
02/03/2015 +4 days 🔍
06/30/2015 +147 days 🔍
07/01/2015 +1 days 🔍
03/07/2022 +2441 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT204245
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-4479 (🔍)
GCVE (CVE): GCVE-0-2014-4479
GCVE (VulDB): GCVE-100-68955
SecurityFocus: 72330 - WebKit CVE-2014-4479 Unspecified Memory Corruption Vulnerability
SecurityTracker: 1031647
SecuriTeam: 1031652
Vulnerability Center: 50892 - Apple Safari Remote Code Execution and DoS due to a Bug in WebKit - CVE-2014-4479, Medium

scip Labs: https://www.scip.ch/en/?labs.20150917
Misc.: 🔍
See also: 🔍

Entryinfo

Created: 01/29/2015 15:41
Updated: 03/07/2022 22:23
Changes: 01/29/2015 15:41 (63), 06/26/2018 09:03 (20), 03/07/2022 22:23 (4)
Complete: 🔍
Cache ID: 216::103

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