Administrative password reset in Pagekit CMS

1) Administrative password reset

EUVDB-ID: #VU5378

Risk: High

CVSSv3.1: 7.5 [CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:F/RL:O/RC:C]

CVE-ID: CVE-2017-5594

CWE-ID: CWE-264 - Permissions, Privileges, and Access Controls

Exploit availability: Yes

Description

The vulnerability allows a remote attacker to gain administrative access to vulnerable website.

The vulnerability exists due to incorrect validation of user-supplied data during password reset process, when the debug toolbar is enabled. A remote attacker can send a specially crafted HTTP request and reset administrator’s password.

Successful exploitation of the vulnerability may allow an attacker to gain full access to vulnerable website.

Mitigation

Update to version 1.0.11.

Vulnerable software versions

Pagekit CMS: 1.0.10

External links

http://github.com/pagekit/pagekit/commit/e0454f9c037c427a5ff76a57e78dbf8cc00c268b
http://securelayer7.net/download/pdf/SecureLayer7-Pentest-report-Pagekit-CMS.pdf
http://securelayer7.net/download/poc/password-reset-vulnerability-exploit-ruby-pagekit-cms.rb.txt

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, a fully functional exploit for this vulnerability is available.