CVE-2019-11489 Information

Description

Incorrect Access Control in the Administrative Management Interface in SimplyBook.me Enterprise before 2019-04-23 allows Authenticated Low-Priv Users to Elevate Privileges to Full Admin Rights via a crafted HTTP PUT Request as demonstrated by modified JSON data to a /v2/rest/ URI.

CVSS Vector

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

Reference

https://blog.cybrgrade.com/CVE-2019-11489-SimplyBook.me-privesc/ https://cybrgrade.com/files/Report_SimplyBookIt_Privesc_by_CybrGradeUKLtd.pdf

Attack Complexity

LOW

Privileges Required

LOW

User Interaction Required

LOW

Scope

NONE

Confidentiality Impact

UNCHANGED

Integrity Impact

HIGH

Availability Impact

HIGH

Base Score

HIGH

Base Severity

8.8