Vulnerability identifier: #VU30528
Vulnerability risk: Low
CVSSv3.1: 2.9 [CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-20
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
tvOS
Operating systems & Components /
Operating system
Vendor: Apple Inc.
Description
The vulnerability allows a local non-authenticated attacker to perform service disruption.
A validation issue existed in the entitlement verification. This issue was addressed with improved validation of the process entitlement. This issue is fixed in iOS 12.4, tvOS 12.4. A malicious application may be able to restrict access to websites.
Mitigation
Install update from vendor's website.
Vulnerable software versions
tvOS: 12.0 - 12.3
External links
http://support.apple.com/HT210346
http://support.apple.com/HT210351
Can this vulnerability be exploited remotely?
No. This vulnerability can be exploited locally. The attacker should have authentication credentials and successfully authenticate on the system.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.