Vulnerability identifier: #VU38931

Vulnerability risk: Medium

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-2017-9303

CWE-ID: CWE-20

Exploitation vector: Network

Exploit availability: No

Vulnerable software:
laravel
Server applications / Frameworks for developing and running applications

Vendor: Laravel LLC

Description

The vulnerability allows a remote non-authenticated attacker to read and manipulate data.

Laravel 5.4.x before 5.4.22 does not properly constrain the host portion of a password-reset URL, which makes it easier for remote attackers to conduct phishing attacks by specifying an attacker-controlled host.

Mitigation
Install update from vendor's website.

Vulnerable software versions

laravel: 5.4.0

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External links
http://www.securityfocus.com/bid/98776
http://laravel-news.com/laravel-5-4-22-is-now-released-and-includes-a-security-fix

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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.