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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9.4$0-$5k0.00

A vulnerability, which was classified as critical, has been found in Apple Mac OS X up to 10.11.1 (Operating System). Affected by this issue is an unknown function of the component Kernel. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is confidentiality, integrity, and availability. CVE summarizes:

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-2015-7041, CVE-2015-7042, and CVE-2015-7043.

The weakness was disclosed 12/08/2015 by Lufeng Li (j00ru) with Qihoo 360 as HT205637 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability is handled as CVE-2015-7040 since 09/16/2015. The exploitation is known to be difficult. Local access is required to approach this attack. No form of authentication is required for exploitation. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1499 by the MITRE ATT&CK project. 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.

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 vulnerability database at Tenable (87321). The entries 78550, 78551, 79541 and 79545 are pretty similar.

Productinfo

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: 🔍

Local: Yes
Remote: No

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

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Price Prediction: 🔍
Current Price Estimation: 🔍

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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: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

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 🔍
06/29/2022 +2392 days 🔍

Sourcesinfo

Vendor: apple.com

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

CVE: CVE-2015-7040 (🔍)
SecurityTracker: 1034344
SecurityFocus: 78719 - Apple Mac OS X/watchOS/iOS/tvOS Multiple Security Vulnerabilities

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

Entryinfo

Created: 12/09/2015 14:04
Updated: 06/29/2022 14:15
Changes: 12/09/2015 14:04 (44), 04/28/2018 23:53 (26), 06/29/2022 14:12 (2), 06/29/2022 14:15 (1)
Complete: 🔍

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