‘Synthetic’ Mouse-Click Attack in macOS - CVE-2017-7150
Published: August 13, 2018
Vulnerability identifier: #VU14318
CSH Severity: Low
CVSS v4: 8.5 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-7150
CWE-ID: CWE-264
Exploitation vector: Local access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a local attacker to conduct Synthetic Mouse-Click attacks.
The weakness exists due to two consecutive synthetic mouse “down” events were incorrectly interpreted by High Sierra as a manual approval. A local attacker can leverage vulnerabilities in third-party kernel extensions to bypass Apple’s kernel code-signing requirements, virtually “click” a security prompt and load a malicious kernel extension to compromise the vulnerable system.
The weakness exists due to two consecutive synthetic mouse “down” events were incorrectly interpreted by High Sierra as a manual approval. A local attacker can leverage vulnerabilities in third-party kernel extensions to bypass Apple’s kernel code-signing requirements, virtually “click” a security prompt and load a malicious kernel extension to compromise the vulnerable system.
Affected software
macOS
How to mitigate CVE-2017-7150
Cybersecurity Help is currently unaware of any solutions addressing the vulnerability.