Security restrictions bypass in Apple iOS



Published: 2020-12-15
Risk Low
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2020-27951
CWE-ID CWE-264
Exploitation vector Local
Public exploit N/A
Vulnerable software
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Apple iOS
Operating systems & Components / Operating system

Vendor Apple Inc.

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Permissions, Privileges, and Access Controls

EUVDB-ID: #VU48980

Risk: Low

CVSSv3.1: 6.8 [CVSS:3.1/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-27951

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: No

Description

The vulnerability allows a local application to bypass implemented security restrictions.

The vulnerability exists due to operating system does not properly impose security restrictions. A locally installed application can violate authentication policy and execute arbitrary code on the system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Apple iOS: 12.4 16G77, 12.4.1 16G102, 12.4.2 16G114, 12.4.3 16G130, 12.4.4 16G140, 12.4.5 16G161, 12.4.6 16G183, 12.4.7 16G192, 12.4.8 16G201, 12.4.9 16H5

CPE2.3 External links

http://support.apple.com/en-us/HT212004

Q & A

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.



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