Cross-site request forgery in qutebrowser

1) Cross-site request forgery

EUVDB-ID: #VU13875

Risk: Low

CVSSv3.1: 5.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2018-10895

CWE-ID: CWE-352 - Cross-Site Request Forgery (CSRF)

Exploit availability: No

Description

The vulnerability allows a remote attacker to perform CSRF attack on the qute://settings page.

The vulnerability exists due to insufficient CSRF protections. A remote attacker can supply 'qute://settings/set' URL, which then sets 'editor.command' to a bash script, trick the victim into visiting a specially crafted website and execute arbitrary HTML and JavaScript code in victim's browser in context of vulnerable website.

Mitigation

Update to version 1.4.1.

Vulnerable software versions

qutebrowser: 0.1 - 1.4.0

External links

http://github.com/qutebrowser/qutebrowser/issues/4060

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to trick the victim to visit a specially crafted website.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.