Apple iOS up to 10.1.1 WebKit information disclosure

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.

A vulnerability was found in Apple iOS up to 10.1.1 (Smartphone Operating System). It has been declared as critical. Affected by this vulnerability is some unknown processing 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, integrity, and availability.

The bug was discovered 12/14/2016. The weakness was shared 12/13/2016 by Boris Zbarsky with Zero Day Initiative as HT207422 as confirmed advisory (Website). It is possible to read the advisory at This vulnerability is known as CVE-2016-7598 since 09/09/2016. 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 $5k-$25k at the moment (estimation calculated on 10/06/2022). 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:

An uninitialized memory access issue was addressed through improved memory initialization.

The vulnerability scanner Nessus provides a plugin with the ID 95825 (Apple iTunes < 12.5.4 Multiple Vulnerabilities (uncredentialed check)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Peer-To-Peer File Sharing and running in the context r. The commercial vulnerability scanner Qualys is able to test this issue with plugin 170714 (SUSE Enterprise Linux Security Update for webkit2gtk3 (SUSE-SU-2018:0219-1)).

Upgrading to version 10.2 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the vulnerability database at Tenable (95825). The entries 94138, 94129, 94130 and 94131 are related to this item.







CPE 2.3info

CPE 2.2info


VulDB Meta Base Score: 6.9
VulDB Meta Temp Score: 6.8

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

NVD Base Score: 6.5
NVD Vector: 🔍



VulDB Base Score: 🔍
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NVD Base Score: 🔍


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: 🔍


Nessus ID: 95825
Nessus Name: Apple iTunes < 12.5.4 Multiple Vulnerabilities (uncredentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

OpenVAS ID: 802225
OpenVAS Name: Apple iCloud Multiple Vulnerabilities Feb17 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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


Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: iOS 10.2


09/09/2016 🔍
12/12/2016 +94 days 🔍
12/13/2016 +1 days 🔍
12/13/2016 +0 days 🔍
12/14/2016 +1 days 🔍
12/14/2016 +0 days 🔍
12/14/2016 +0 days 🔍
02/20/2017 +68 days 🔍
10/06/2022 +2054 days 🔍



Advisory: HT207422
Researcher: Boris Zbarsky
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2016-7598 (🔍)
SecurityTracker: 1037459
SecurityFocus: 94907 - Apple Safari/Cloud/iTunes/iOS/tvOS Multiple Security Vulnerabilities

scip Labs:
See also: 🔍


Created: 12/14/2016 11:58 AM
Updated: 10/06/2022 11:16 AM
Changes: 12/14/2016 11:58 AM (68), 07/06/2019 07:48 AM (18), 10/06/2022 11:16 AM (5)
Complete: 🔍


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