CVE-2019-15955 Information

Description

An issue was discovered in Total.js CMS 12.0.0. A low privilege user can perform a simple transformation of a cookie to obtain the random values inside it. If an attacker can discover a session cookie owned by an admin then it is possible to brute force it with O(n)=2n instead of O(n)=n^x complexity and steal the admin password.

CVSS Vector

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Reference

https://github.com/beerpwn/CVE/blob/master/Totaljs_disclosure_report/report_final.pdf https://seclists.org/fulldisclosure/2019/Sep/3

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

NONE

Base Score

NONE

Base Severity

6.5