Apple Mac OS X up to 10.10 AppleEvents access control

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

A vulnerability has been found in Apple Mac OS X up to 10.10 (Operating System) and classified as critical. Affected by this vulnerability is an unknown code of the component AppleEvents. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-264. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

The filtering implementation in AppleEvents in Apple OS X before 10.11 mishandles attempts to send events to a different user, which allows attackers to bypass intended access restrictions by leveraging a screen-sharing connection.

The weakness was presented 10/09/2015 (Website). The advisory is shared at support.apple.com. This vulnerability is known as CVE-2015-5849 since 08/06/2015. The attack can be launched remotely. The exploitation doesn't need any form of authentication. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1068 for this issue.

The vulnerability scanner Nessus provides a plugin with the ID 86270 (Mac OS X < 10.11 Multiple Vulnerabilities (GHOST)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family MacOS X Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370192 (Apple Mac OS X v10.11 Not Installed (APPLE-SA-2015-09-30-3)).

Upgrading to version 10.11 eliminates this vulnerability.

The vulnerability is also documented in the databases at Tenable (86270), SecurityFocus (BID 76910†) and Vulnerability Center (SBV-53086†). See VDB-9015, VDB-67455, VDB-68413 and VDB-74127 for similar entries.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

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

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Access control
CWE: CWE-264
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 86270
Nessus Name: Mac OS X < 10.11 Multiple Vulnerabilities (GHOST)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-02 October-15
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: Mac OS X 10.11

Timelineinfo

08/06/2015 🔍
09/30/2015 +55 days 🔍
10/01/2015 +1 days 🔍
10/09/2015 +8 days 🔍
10/09/2015 +0 days 🔍
10/12/2015 +3 days 🔍
11/21/2024 +3328 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: support.apple.com
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-5849 (🔍)
SecurityFocus: 76910
SecurityTracker: 1033703
Vulnerability Center: 53086 - Apple MacOS X before 10.11 Remote Security Bypass due to an Issue in AppleEvents - CVE-2015-5849, Medium

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

Entryinfo

Created: 10/12/2015 10:29 AM
Updated: 11/21/2024 06:50 AM
Changes: 10/12/2015 10:29 AM (54), 02/01/2018 07:26 AM (12), 06/20/2022 12:01 PM (3), 06/20/2022 12:08 PM (1), 11/21/2024 06:50 AM (18)
Complete: 🔍
Cache ID: 18:73E:40

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