Apple Mac OS X up to 10.11.1 Kernel denial of service

CVSS Meta Temp Score
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CTI Interest Score
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8.8$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Apple Mac OS X up to 10.11.1. Affected by this vulnerability is an unknown functionality of the component Kernel. Performing a manipulation results in denial of service. This vulnerability was named CVE-2015-7041. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, was found in Apple Mac OS X up to 10.11.1 (Operating System). This affects an unknown functionality 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 confidentiality, integrity, and 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-2015-7042, and CVE-2015-7043.

The weakness was presented 12/08/2015 by Lufeng Li (j00ru) with Qihoo 360 as HT205637 as confirmed advisory (Website). It is possible to read the advisory at support.apple.com. This vulnerability is uniquely identified as CVE-2015-7041 since 09/16/2015. The exploitability is told to be difficult. Attacking locally is a requirement. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK. 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 87321 (Mac OS X Multiple Vulnerabilities (Security Updates 2015-005 / 2015-008)), 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 l. 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 10.11.2 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 (87321) and SecurityFocus (BID 78719†). See VDB-78550, VDB-78551, VDB-79541 and VDB-79545 for similar entries. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 8.8

VulDB Base Score: 9.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: Yes

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

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Nessus ID: 87321
Nessus Name: Mac OS X Multiple Vulnerabilities (Security Updates 2015-005 / 2015-008)
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: Mac OS X 10.11.2

Timelineinfo

09/16/2015 🔍
12/08/2015 +83 days 🔍
12/08/2015 +0 days 🔍
12/08/2015 +0 days 🔍
12/09/2015 +1 days 🔍
12/11/2015 +2 days 🔍
12/11/2015 +0 days 🔍
11/12/2024 +3259 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205637
Researcher: Lufeng Li (j00ru)
Organization: Qihoo 360
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-7041 (🔍)
GCVE (CVE): GCVE-0-2015-7041
GCVE (VulDB): GCVE-100-79563
SecurityFocus: 78719 - Apple Mac OS X/watchOS/iOS/tvOS Multiple Security Vulnerabilities
SecurityTracker: 1034344

scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍

Entryinfo

Created: 12/09/2015 14:04
Updated: 11/12/2024 10:43
Changes: 12/09/2015 14:04 (44), 04/28/2018 23:54 (26), 06/29/2022 14:16 (2), 06/29/2022 14:20 (1), 11/12/2024 10:43 (22)
Complete: 🔍
Cache ID: 216::103

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