Apple iOS up to 9.1 Kernel denial of service

CVSS Meta Temp Score
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3.4$0-$5k0.00

Summaryinfo

A vulnerability was found in Apple iOS up to 9.1. It has been rated as problematic. This issue affects some unknown processing of the component Kernel. Performing a manipulation results in denial of service. This vulnerability is identified as CVE-2015-7043. There is not any exploit available. Upgrading the affected component is advised.

Detailsinfo

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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 124389 (Apple Mac OS X v10.11.2 and Security Update 2015-008 Not Installed (APPLE-SA-2015-12-08-3)).

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 databases at Tenable (87314), SecurityFocus (BID 78719†) and Vulnerability Center (SBV-55246†). Entries connected to this vulnerability are available at VDB-79541, VDB-79545, VDB-79546 and VDB-79547. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CPE 2.3info

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 3.7
VulDB Meta Temp Score: 3.4

VulDB Base Score: 3.7
VulDB Temp Score: 3.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Access: Public
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: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

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 🔍
11/12/2024 +3255 days 🔍

Sourcesinfo

Vendor: apple.com

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

CVE: CVE-2015-7043 (🔍)
GCVE (CVE): GCVE-0-2015-7043
GCVE (VulDB): GCVE-100-79611
SecurityFocus: 78719 - Apple Mac OS X/watchOS/iOS/tvOS Multiple Security Vulnerabilities
SecurityTracker: 1034344
Vulnerability Center: 55246 - Apple iOS <9.2 Remote DoS via a Crafted Application - CVE-2015-7043, Medium

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

Entryinfo

Created: 12/09/2015 14:31
Updated: 11/12/2024 13:52
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), 11/12/2024 13:52 (22)
Complete: 🔍
Cache ID: 216::103

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