Apple watchOS up to 2.x WebKit memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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8.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Apple watchOS up to 2.x and classified as critical. This impacts an unknown function of the component WebKit. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2016-4737. The attack may be initiated remotely. There is no available exploit. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple watchOS up to 2.x (Smartwatch Operating System). It has been rated as critical. This issue affects an unknown part of the component WebKit. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

WebKit in Apple iOS before 10, Safari before 10, tvOS before 10, and watchOS before 3 allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via a crafted web site.

The weakness was presented 09/20/2016 with Apple as HT207141 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2016-4737 since 05/11/2016. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The advisory points out:

Multiple memory corruption issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 93721 (Mac OS X : Apple Safari < 10.0 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 and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370144 (Apple Safari 10 Not Installed (APPLE-SA-2016-09-20-2)).

Upgrading to version 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 (93721) and SecurityFocus (BID 93065†). See VDB-91603, VDB-91618, VDB-91993 and VDB-91997 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.8
VulDB Meta Temp Score: 8.6

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

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: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 93721
Nessus Name: Mac OS X : Apple Safari < 10.0 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 871153
OpenVAS Name: Apple Safari Multiple Vulnerabilities September16 (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: watchOS 3

Timelineinfo

05/11/2016 🔍
09/20/2016 +132 days 🔍
09/20/2016 +0 days 🔍
09/20/2016 +0 days 🔍
09/25/2016 +5 days 🔍
09/26/2016 +1 days 🔍
09/26/2016 +0 days 🔍
09/21/2022 +2186 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207141
Organization: Apple
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4737 (🔍)
GCVE (CVE): GCVE-0-2016-4737
GCVE (VulDB): GCVE-100-92123
SecurityFocus: 93065 - Apple iOS/tvOS/Safari/WatchOS CVE-2016-4737 Multiple Memory Corruption Vulnerabilities
SecurityTracker: 1036854

See also: 🔍

Entryinfo

Created: 09/26/2016 11:59
Updated: 09/21/2022 09:11
Changes: 09/26/2016 11:59 (71), 04/26/2019 09:34 (12), 09/21/2022 09:11 (3)
Complete: 🔍
Cache ID: 216::103

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