Apple Mac OS X up to 10.10.4 Kernel Memory information disclosure
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.04 |
A vulnerability, which was classified as problematic, was found in Apple Mac OS X up to 10.10.4 (Operating System). This affects some unknown functionality of the component Kernel. The manipulation with an unknown input leads to a information disclosure vulnerability (Memory). CWE is classifying the issue as CWE-200. The product exposes sensitive information to an actor that is not explicitly authorized to have access to that information. This is going to have an impact on confidentiality. The summary by CVE is:
The kernel in Apple iOS before 8.4.1 and OS X before 10.10.5 does not properly restrict the mach_port_space_info interface, which allows attackers to obtain sensitive memory-layout information via a crafted app.
The weakness was published 08/11/2015 as HT205031 as confirmed advisory (Website). The advisory is shared at support.apple.com. This vulnerability is uniquely identified as CVE-2015-3766 since 05/07/2015. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1592 for this issue.
The vulnerability scanner Nessus provides a plugin with the ID 85408 (Mac OS X 10.10.x < 10.10.5 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 and running in the context c.
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 (85408). Similar entries are available at 11563, 69011, 77102 and 77103.
Product
Type
Vendor
Name
Version
License
Support
- end of life
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
NVD Base Score: 🔍
Exploiting
Name: MemoryClass: Information disclosure / Memory
CWE: CWE-200 / CWE-284 / CWE-266
ATT&CK: T1592
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Nessus ID: 85408
Nessus Name: Mac OS X 10.10.x < 10.10.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: Mac OS X 10.10.5
Timeline
05/07/2015 🔍08/11/2015 🔍
08/11/2015 🔍
08/14/2015 🔍
08/14/2015 🔍
08/16/2015 🔍
08/17/2015 🔍
02/24/2016 🔍
02/28/2016 🔍
08/24/2018 🔍
Sources
Vendor: apple.comAdvisory: HT205031
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2015-3766 (🔍)
SecurityTracker: 1033276
Vulnerability Center: 56791 - Apple iOS <8.4.1 Remote Information Disclosure of Kernel's Memory Layout - CVE-2015-3766, Medium
SecurityFocus: 76343
scip Labs: https://www.scip.ch/en/?labs.20150108
See also: 🔍
Entry
Created: 08/14/2015 14:33Updated: 08/24/2018 08:55
Changes: 08/14/2015 14:33 (72), 08/24/2018 08:55 (2)
Complete: 🔍
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