#VU65425 Permissions, Privileges, and Access Controls in Chromecast - CVE-2022-20363

Vulnerability identifier: #VU65425

Vulnerability risk: Low

CVSSv4.0: 5.9 [CVSS:4.0/AV:L/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2022-20363

CWE-ID: CWE-264

Exploitation vector: Local

Exploit availability: No

Vulnerable software:
Chromecast
Operating systems & Components / Operating system

Vendor: Google

Description

The vulnerability allows a local application to escalate privileges on the system.

The vulnerability exists due to unspecified error in AMLogic in Chromecast. A local application can trigger the vulnerability to bypass security restrictions and escalate privileges on the system.

Mitigation
Install updates from vendor's website.

Vulnerable software versions

Chromecast: before 10

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External links
https://source.android.com/security/bulletin/chromecast/2022-07-01

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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.