Apple Mac OS X up to 10.10.4 Kernel input validation

CVSS Meta Temp Score
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CTI Interest Score
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9.4$0-$5k0.00

A vulnerability classified as critical was found in Apple Mac OS X up to 10.10.4 (Operating System). This vulnerability affects some unknown functionality of the component Kernel. The manipulation with an unknown input leads to a input validation vulnerability. The CWE definition for the vulnerability is CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Apple iOS before 8.4.1 and OS X before 10.10.5 allow local users to bypass a code-signing protection mechanism via a crafted Mach-O file, a different vulnerability than CVE-2015-3802.

The weakness was disclosed 08/11/2015 by Ilja van Sprundel with Google Project Zero as HT205031 as confirmed advisory (Website). The advisory is shared for download at support.apple.com. This vulnerability was named CVE-2015-3805 since 05/07/2015. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 90315 (Apple TV < 7.2.1 Multiple Vulnerabilities), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc. and running in the context r.

Upgrading to version 10.10.5 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 (90315). The entries 77102, 77103, 77104 and 77105 are pretty similar.

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Support

  • end of life

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B 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: Input validation
CWE: CWE-20
ATT&CK: Unknown

Local: Yes
Remote: No

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 90315
Nessus Name: Apple TV < 7.2.1 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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

Upgrade: Mac OS X 10.10.5

Timelineinfo

05/07/2015 🔍
08/11/2015 +96 days 🔍
08/11/2015 +0 days 🔍
08/13/2015 +1 days 🔍
08/13/2015 +0 days 🔍
08/14/2015 +1 days 🔍
08/14/2015 +0 days 🔍
08/16/2015 +2 days 🔍
02/25/2016 +193 days 🔍
04/04/2016 +38 days 🔍
08/23/2018 +871 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205031
Researcher: Ilja van Sprundel
Organization: Google Project Zero
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3805 (🔍)
SecurityTracker: 1033276
Vulnerability Center: 56751 - Apple iOS <8.4.1 Local Unsigned Code Execution due to Validation Issue in Mach-O Files - CVE-2015-3805, High
SecurityFocus: 76343 - Apple Mac OS X and iOS Multiple Security Vulnerabilities

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

Entryinfo

Created: 08/14/2015 14:33
Updated: 08/23/2018 08:28
Changes: 08/14/2015 14:33 (54), 08/23/2018 08:28 (24)
Complete: 🔍

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