Vulnerability identifier: #VU47848

Vulnerability risk: Medium

CVSSv3.1: 5.9 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-7369

CWE-ID: CWE-451

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
Yandex Browser
Client/Desktop applications / Other client software

Vendor: Yandex N. V.

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
Install update from vendor's website.

Vulnerable software versions

Yandex Browser: 20.8.3

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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.