#VU30525 Information disclosure in tvOS - CVE-2019-8620

Vulnerability identifier: #VU30525

Vulnerability risk: Medium

CVSSv4.0: 6.6 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2019-8620

CWE-ID: CWE-200

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
tvOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

A user privacy issue was addressed by removing the broadcast MAC address. This issue is fixed in iOS 12.3, tvOS 12.3, watchOS 5.2.1. A device may be passively tracked by its WiFi MAC address.

Mitigation
Install update from vendor's website.

Vulnerable software versions

tvOS: 12.0 - 12.2.1

---

External links
https://support.apple.com/HT210118
https://support.apple.com/HT210120
https://support.apple.com/HT210122

---

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.