Apple Mac OS X up to 10.10.4 Bluetooth Kernel Memory information disclosure

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Apple Mac OS X up to 10.10.4. Affected by this issue is some unknown functionality of the component Bluetooth. The manipulation leads to information disclosure (Kernel Memory). This vulnerability is uniquely identified as CVE-2015-3780. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Apple Mac OS X up to 10.10.4 (Operating System). This issue affects some unknown functionality of the component Bluetooth. The manipulation with an unknown input leads to a information disclosure vulnerability (Kernel Memory). Using CWE to declare the problem leads to CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. Impacted is confidentiality. The summary by CVE is:

The Bluetooth subsystem in Apple OS X before 10.10.5 allows attackers to obtain sensitive kernel memory-layout information via a crafted app.

The weakness was disclosed 08/11/2015 by Maxime Villard with Google Security Team as HT205031 as confirmed advisory (Website). The advisory is shared at support.apple.com. The identification of this vulnerability is CVE-2015-3780 since 05/07/2015. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details are unknown but a public exploit is available. MITRE ATT&CK project uses the attack technique T1592 for this issue.

A public exploit has been developed in Ruby. The exploit is available at securityfocus.com. It is declared as proof-of-concept. We expect the 0-day to have been worth approximately $5k-$25k. The commercial vulnerability scanner Qualys is able to test this issue with plugin 123806 (Apple Mac OS X v10.10.5 and Security Update 2015-006 Not Installed (APPLE-SA-2015-08-13-2)).

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 databases at SecurityFocus (BID 76340†), SecurityTracker (ID 1033276†) and Vulnerability Center (SBV-52031†). The entries VDB-77174, VDB-77175, VDB-77176 and VDB-77178 are pretty similar. If you want to get the best quality for vulnerability data then you always have to consider VulDB.

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CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
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Exploitinginfo

Name: Kernel Memory
Class: Information disclosure / Kernel Memory
CWE: CWE-200 / CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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OpenVAS ID: 801105
OpenVAS Name: Apple Mac OS X Multiple Vulnerabilities-03 October-15
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

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 +2 days 🔍
08/13/2015 +0 days 🔍
08/14/2015 +1 days 🔍
08/14/2015 +0 days 🔍
08/16/2015 +2 days 🔍
08/16/2015 +0 days 🔍
02/02/2025 +3458 days 🔍

Sourcesinfo

Vendor: apple.com

Advisory: HT205031
Researcher: Maxime Villard
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2015-3780 (🔍)
GCVE (CVE): GCVE-0-2015-3780
GCVE (VulDB): GCVE-100-77177
SecurityFocus: 76340 - Apple Mac OS X Prior to 10.10.5 Multiple Security Vulnerabilities
SecurityTracker: 1033276 - Apple OS X Multiple Flaws Let Remote Users Execute Arbitrary Code, Obtain Potentially Sensitive Information, and Deny Service and Let Local Users Gain Elevated Privileges
Vulnerability Center: 52031 - Apple MacOS X 10.10 through 10.10.4 Remote Information Disclosure Vulnerability- CVE-2015-3780, Medium

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

Entryinfo

Created: 08/14/2015 14:33
Updated: 02/02/2025 21:30
Changes: 08/14/2015 14:33 (62), 10/15/2017 11:32 (19), 02/02/2025 21:30 (18)
Complete: 🔍
Cache ID: 216:E70:103

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