Apple Mac OS X up to 10.11.0 Kernel uninitialized resource

CVSS Meta Temp Score
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CTI Interest Score
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6.0$0-$5k0.00

A vulnerability was found in Apple Mac OS X up to 10.11.0 (Operating System). It has been rated as critical. This issue affects an unknown functionality of the component Kernel. The manipulation with an unknown input leads to a uninitialized resource vulnerability. Using CWE to declare the problem leads to CWE-908. The product uses or accesses a resource that has not been initialized. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

The kernel in Apple iOS before 9.1 and OS X before 10.11.1 does not initialize an unspecified data structure, which allows remote attackers to execute arbitrary code via vectors involving an unknown network-connectivity requirement.

The weakness was released 10/21/2015 with m00nbsd as HT205375 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2015-6988 since 09/16/2015. The attack can only be done within the local network. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The advisory points out:

An uninitialized memory issue existed in the kernel. This issue was addressed through improved memory initialization.

The vulnerability scanner Nessus provides a plugin with the ID 86654 (Mac OS X < 10.11.1 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.

Upgrading to version 10.11.1 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 (86654). Entries connected to this vulnerability are available at 77709, 78724, 78725 and 78727.

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: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Uninitialized resource
CWE: CWE-908
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86654
Nessus Name: Mac OS X < 10.11.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

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 10.11.1

Timelineinfo

09/16/2015 🔍
10/21/2015 +35 days 🔍
10/21/2015 +0 days 🔍
10/21/2015 +0 days 🔍
10/22/2015 +1 days 🔍
10/22/2015 +0 days 🔍
10/23/2015 +1 days 🔍
06/24/2022 +2436 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205375
Organization: m00nbsd
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-6988 (🔍)
SecurityTracker: 1033929
Vulnerability Center: 53874 - Apple iOS <9.1 Remote Code Execution in Kernel, High
SecurityFocus: 77263

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

Entryinfo

Created: 10/22/2015 11:25
Updated: 06/24/2022 16:10
Changes: 10/22/2015 11:25 (59), 02/17/2018 09:32 (9), 06/24/2022 16:04 (3), 06/24/2022 16:10 (1)
Complete: 🔍

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