#VU26433 Permissions, Privileges, and Access Controls in watchOS - CVE-2020-3917

Vulnerability identifier: #VU26433

Vulnerability risk: Medium

CVSSv4.0: 4.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2020-3917

CWE-ID: CWE-264

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
watchOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote attacker to gain access to sensitive information on the system.

The vulnerability exists due to a security restriction bypass. A remote attacker can trick a victim to install a malicious application, cause the application to be able to use an SSH client provided by private frameworks and gain access to sensitive information on the target system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

watchOS: 6.0 - 6.1.3

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External links
https://seclists.org/fulldisclosure/2020/Mar/33
https://support.apple.com/en-il/HT211103

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Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

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