Apple iOS up to 9.1 Kernel denial of service

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

A vulnerability was found in Apple iOS up to 9.1 (Smartphone Operating System). It has been classified as problematic. This affects an unknown function of the component Kernel. The manipulation with an unknown input leads to a denial of service vulnerability. CWE is classifying the issue as CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. This is going to have an impact on availability. The summary by CVE is:

The kernel in Apple iOS before 9.2, OS X before 10.11.2, tvOS before 9.1, and watchOS before 2.1 allows attackers to cause a denial of service via a crafted app, a different vulnerability than CVE-2015-7040, CVE-2015-7041, and CVE-2015-7042.

The weakness was released 12/08/2015 by Tarjei Mandt (j00ru) with Yahoo Pentest Team as HT205635 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2015-7043 since 09/16/2015. The exploitability is told to be difficult. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The advisory points out:

Multiple denial of service issues were addressed through improved memory handling.

The vulnerability scanner Nessus provides a plugin with the ID 87314 (Mac OS X 10.11.x < 10.11.2 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 c.

Upgrading to version 9.2 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 (87314). Entries connected to this vulnerability are available at 79541, 79545, 79546 and 79547.

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CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.6

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
ATT&CK: T1499

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 87314
Nessus Name: Mac OS X 10.11.x < 10.11.2 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: iOS 9.2

Timelineinfo

09/16/2015 🔍
12/08/2015 +83 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/10/2015 +1 days 🔍
12/11/2015 +1 days 🔍
12/15/2015 +4 days 🔍
06/30/2022 +2388 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205635
Researcher: Tarjei Mandt (j00ru)
Organization: Yahoo Pentest Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7043 (🔍)
SecurityTracker: 1034344
Vulnerability Center: 55246 - Apple iOS <9.2 Remote DoS via a Crafted Application - CVE-2015-7043, Medium
SecurityFocus: 78719 - Apple Mac OS X/watchOS/iOS/tvOS Multiple Security Vulnerabilities

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

Entryinfo

Created: 12/09/2015 14:31
Updated: 06/30/2022 00:57
Changes: 12/09/2015 14:31 (65), 05/14/2018 10:55 (12), 06/30/2022 00:48 (3), 06/30/2022 00:57 (1)
Complete: 🔍

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