Vulnerability identifier: #VU47851

Vulnerability risk: Medium

CVSSv3.1: 6.2 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:U/RC:C]

CVE-ID: CVE-2020-9987

CWE-ID: CWE-451

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Apple Safari
Client/Desktop applications / Web browsers
Apple iOS
Operating systems & Components / Operating system

Vendor: Apple Inc.

Description

The vulnerability allows a remote attacker to perform spoofing attack.

The vulnerability exists due to incorrect processing of user-supplied data in the address bar. A remote attacker can spoof page content and obfuscate the true source of data as presented in the browser.

Mitigation
Cybersecurity Help is currently unaware of any official solution to address this vulnerability.

Vulnerable software versions

Apple Safari: All versions

Apple iOS: 13.6 17G68

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External links
http://blog.rapid7.com/2020/10/20/vulntober-multiple-mobile-browser-address-bar-spoofing-vulnerabilities/
http://www.rafaybaloch.com/2020/10/multiple-address-bar-spoofing-vulnerabilities.html

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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. However, proof of concept for this vulnerability is available.