Apple iOS up to 10 WebKit cryptographic issue

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability has been found in Apple iOS up to 10 and classified as critical. This affects an unknown part of the component WebKit. The manipulation leads to cryptographic issue. This vulnerability is traded as CVE-2016-4763. It is possible to initiate the attack remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in Apple iOS up to 10 (Smartphone Operating System) and classified as critical. This issue affects an unknown part of the component WebKit. The manipulation with an unknown input leads to a cryptographic issue vulnerability. Using CWE to declare the problem leads to CWE-310. Impacted is confidentiality, integrity, and availability.

The weakness was shared 09/20/2016 by Masato Kinugawa with Cure53 as HT207143 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. The identification of this vulnerability is CVE-2016-4763 since 05/11/2016. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1600 according to MITRE ATT&CK. The advisory points out:

A certificate validation issue existed in the handling of WKWebView. This issue was addressed through improved validation.

The vulnerability scanner Nessus provides a plugin with the ID 94914 (Apple iTunes < 12.5.1 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 370148 (Apple iTunes Prior to 12.5.1 Multiple Vulnerabilities (HT207158)).

Upgrading 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 (94914) and SecurityFocus (BID 93066†). The entries VDB-91604, VDB-91602, VDB-91603 and VDB-91605 are related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.8
VulDB Meta Temp Score: 6.6

VulDB Base Score: 6.8
VulDB Temp Score: 6.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Cryptographic issue
CWE: CWE-310
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: 94914
Nessus Name: Apple iTunes < 12.5.1 Multiple Vulnerabilities (credentialed check)
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: 🔍
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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 🔍
11/16/2016 +51 days 🔍
09/20/2022 +2134 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT207143
Researcher: Masato Kinugawa
Organization: Cure53
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-4763 (🔍)
GCVE (CVE): GCVE-0-2016-4763
GCVE (VulDB): GCVE-100-92039
SecurityFocus: 93066 - Apple iTunes/Safari/iCloud/iOS Information Disclosure Vulnerability
SecurityTracker: 1036854

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

Entryinfo

Created: 09/26/2016 11:31
Updated: 09/20/2022 15:17
Changes: 09/26/2016 11:31 (69), 04/25/2019 16:34 (14), 09/20/2022 15:17 (5)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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