Apple iOS up to 11.3.1 Security information disclosure

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CVSS Meta Temp Score
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CTI Interest Score
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5.2$0-$5k0.00

A vulnerability was found in Apple iOS up to 11.3.1 (Smartphone Operating System). It has been rated as critical. This issue affects an unknown code block of the component Security. The manipulation with an unknown input leads to a information disclosure vulnerability. Using CWE to declare the problem leads to CWE-200. Impacted is confidentiality, integrity, and availability.

The bug was discovered 05/29/2018. The weakness was released 05/29/2018 as HT208848 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2018-4226 since 01/02/2018. The exploitation is known to be easy. An attack has to be approached locally. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/13/2020). It is expected to see the exploit prices for this product increasing in the near future. The advisory points out:

An authorization issue was addressed with improved state management.

The vulnerability scanner Nessus provides a plugin with the ID 110384 (Apple iTunes < 12.7.5 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 local. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370984 (Apple iCloud for Windows Prior to 7.5 Multiple Vulnerabilities(HT208853)).

Upgrading to version 11.4 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 SecurityFocus (BID 104888) and Tenable (110384). Entries connected to this vulnerability are available at 118648, 118652, 118657 and 118659.

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VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2infoedit

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VulDB Base Score: 🔍
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VulDB Reliability: 🔍

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Exploitinginfoedit

Class: Information disclosure
CWE: CWE-200
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 110384
Nessus Name: Apple iTunes < 12.7.5 Multiple Vulnerabilities (credentialed check)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

Threat: 🔍
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Geopolitics: 🔍
Economy: 🔍
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Remediation: 🔍

Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 11.4

Timelineinfoedit

01/02/2018 🔍
05/29/2018 +147 days 🔍
05/29/2018 +0 days 🔍
05/29/2018 +0 days 🔍
06/03/2018 +5 days 🔍
06/06/2018 +3 days 🔍
06/08/2018 +1 days 🔍
07/23/2018 +45 days 🔍
02/13/2020 +570 days 🔍

Sourcesinfoedit

Vendor: https://www.apple.com/

Advisory: HT208848
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2018-4226 (🔍)
SecurityFocus: 104888 - Apple macOS/watchOS/tvOS CVE-2018-4226 Local Authorization Bypass Vulnerability

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

Entryinfoedit

Created: 06/03/2018 02:55 PM
Updated: 02/13/2020 07:58 AM
Changes: (5) vulnerability_discoverydate advisory_confirm_url source_cve_assigned source_securityfocus_date source_securityfocus_class
Complete: 🔍

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