Apple macOS up to 10.13.5 Accessibility Framework access control
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability has been found in Apple macOS up to 10.13.5 (Operating System) and classified as critical. This vulnerability affects some unknown processing of the component Accessibility Framework. The manipulation with an unknown input leads to a access control vulnerability. The CWE definition for the vulnerability is CWE-284. The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor. As an impact it is known to affect confidentiality, integrity, and availability.
The bug was discovered 06/01/2018. The weakness was disclosed 06/01/2018 by G. Geshev with Zero Day Initiative as HT208849 as confirmed advisory (Website). The advisory is available at support.apple.com. This vulnerability was named CVE-2018-4196 since 01/02/2018. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Successful exploitation requires user interaction by the victim. The technical details are unknown and an exploit is not available. This vulnerability is assigned to T1068 by the MITRE ATT&CK project. The advisory points out:
An information disclosure issue existed in Accessibility Framework. This issue was addressed with improved memory management.
The vulnerability scanner Nessus provides a plugin with the ID 110324 (macOS 10.13.x < 10.13.5 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. The commercial vulnerability scanner Qualys is able to test this issue with plugin 370985 (Apple macOS High Sierra 10.13.5, Security Update 2018-003 Sierra, Security Update 2018-003 El Capitan Not Installed).
Upgrading to version 10.13.5 2018-003 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 (110324). The entries 118673, 118643, 118644 and 118645 are pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.8
NVD Vector: 🔍
CVSSv2
AV | AC | Au | C | I | A |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
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Exploiting
Class: Access controlCWE: CWE-284 / CWE-266
CAPEC: 🔍
ATT&CK: 🔍
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: 110324
Nessus Name: macOS 10.13.x < 10.13.5 Multiple Vulnerabilities
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Qualys ID: 🔍
Qualys Name: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍
Upgrade: macOS 10.13.5 2018-003
Timeline
01/02/2018 🔍06/01/2018 🔍
06/01/2018 🔍
06/01/2018 🔍
06/03/2018 🔍
06/05/2018 🔍
06/08/2018 🔍
03/19/2023 🔍
Sources
Vendor: apple.comAdvisory: HT208849
Researcher: G. Geshev
Organization: Zero Day Initiative
Status: Confirmed
Confirmation: 🔍
CVE: CVE-2018-4196 (🔍)
SecurityTracker: 1041027
SecurityFocus: 103204
scip Labs: https://www.scip.ch/en/?labs.20180712
See also: 🔍
Entry
Created: 06/03/2018 14:12Updated: 03/19/2023 14:51
Changes: 06/03/2018 14:12 (77), 02/11/2020 21:34 (3), 03/19/2023 14:49 (5), 03/19/2023 14:51 (1)
Complete: 🔍
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