Vulnerability identifier: #VU51671

Vulnerability risk: Low

CVSSv3.1: 5.6 [CVSS:3.1/AV:P/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-27906

CWE-ID: CWE-190

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
macOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows an attacker to execute arbitrary code on the target system.

The vulnerability exists due to integer overflow within Bluetooth component. An attacker can send  specially crafted data to the application, trigger integer overflow and execute arbitrary code on the target system.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

macOS: 11.0 20A2411 - 11.0.1 20B29, 10.15 19A583 - 10.15.7 19H15, 10.14 18A391 - 10.14.6 18G6042

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External links
http://support.apple.com/en-us/HT211931
http://support.apple.com/kb/HT212011

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Q & A

Can this vulnerability be exploited remotely?

No. The attacker should have physical access to the system in order to successfully exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.