Vulnerability identifier: #VU48475
Vulnerability risk: Low
CVSSv3.1: 3.9 [CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-451
Exploitation vector: Local
Exploit availability: No
Vulnerable software:
Firefox for Android
Mobile applications /
Apps for mobile phones
Vendor: Mozilla
Description
The vulnerability allows a local application to perform spoofing attack.
The vulnerability exists due to incorrect processing of web manifests. When accepting a malicious intent from other installed apps, Firefox for Android accepted manifests from arbitrary file paths and allowed declaring webapp manifests for other origins. This could be used to gain fullscreen access for UI spoofing and could also lead to cross-origin attacks on targeted websites.
Mitigation
Install updates from vendor's website.
Vulnerable software versions
Firefox for Android: 80.1.2 - 82.1.1
External links
http://www.mozilla.org/en-US/security/advisories/mfsa2020-50/
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.