Apple iOS up to 10 WebKit information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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6.3$5k-$25k0.00

A vulnerability was found in Apple iOS up to 10 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is an unknown functionality of the component WebKit. The manipulation with an unknown input leads to a information disclosure vulnerability. The CWE definition for the vulnerability is CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. As an impact it is known to affect confidentiality. The summary by CVE is:

WebKit in Apple iOS before 10, iTunes before 12.5.1 on Windows, and Safari before 10 does not properly restrict access to the location variable, which allows remote attackers to obtain sensitive information via a crafted web site.

The weakness was presented 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. This vulnerability is known as CVE-2016-4758 since 05/11/2016. The attack can be launched remotely. The exploitation doesn't need any form of authentication. 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 pricing for an exploit might be around USD $5k-$25k at the moment (estimation calculated on 09/20/2022). It is expected to see the exploit prices for this product increasing in the near future.The attack technique deployed by this issue is T1592 according to MITRE ATT&CK. The advisory points out:

A permissions issue existed in the handling of the location variable. This was addressed though additional ownership checks.

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 370144 (Apple Safari 10 Not Installed (APPLE-SA-2016-09-20-2)).

Upgrading eliminates this vulnerability. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (94914). See 91604, 91602, 91603 and 91605 for similar entries.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.3

VulDB Base Score: 6.5
VulDB Temp Score: 6.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 6.5
NVD Vector: 🔍

CVSSv2info

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Exploitinginfo

Class: Information disclosure
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592

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: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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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-2016-4758 (🔍)
SecurityTracker: 1036854
SecurityFocus: 93066 - Apple iTunes/Safari/iCloud/iOS Information Disclosure Vulnerability

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

Entryinfo

Created: 09/26/2016 11:29
Updated: 09/20/2022 14:24
Changes: 09/26/2016 11:29 (73), 04/25/2019 14:34 (12), 09/20/2022 14:24 (3)
Complete: 🔍

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