Reverse Tabnabbing in Quill



Published: 2019-07-11
Risk Low
Patch available NO
Number of vulnerabilities 1
CVE-ID N/A
CWE-ID CWE-1022
Exploitation vector Network
Public exploit N/A
Vulnerable software
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Quill
Web applications / Modules and components for CMS

Vendor Quilljs

Security Bulletin

This security bulletin contains one low risk vulnerability.

1) Reverse Tabnabbing

EUVDB-ID: #VU19126

Risk: Low

CVSSv3.1: 2.9 [CVSS:3.1/AV:N/AC:H/PR:N/UI:R/S:U/C:L/I:N/A:N/E:U/RL:U/RC:C]

CVE-ID: N/A

CWE-ID: CWE-1022 - Use of Web Link to Untrusted Target with window.opener Access

Exploit availability: No

Description

The vulnerability allows a remote attacker to modify certain properties on the affected system.

The vulnerability exist due to Reverse Tabnabbing via the snow theme. The link has the target attribute set to "_blank" but has no "rel" property. A remote attacker can modify the location property to automatically redirect the user to a malicious site.

Mitigation

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

Vulnerable software versions

Quill: 0.0.1 - 2.0.0

External links

http://github.com/quilljs/quill/issues/2438
http://github.com/quilljs/quill/pull/2674
http://github.com/quilljs/quill/pull/2439


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.



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