Improper access control in SilverStripe GraphQL Server - CVE-2021-28661

 

Improper access control in SilverStripe GraphQL Server - CVE-2021-28661

Published: October 6, 2021 / Updated: November 26, 2021


Vulnerability identifier: #VU57100
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2021-28661
CWE-ID: CWE-284
Exploitation vector: Remote access
Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to gain unauthorized access to otherwise restricted functionality.

The vulnerability exists due to improper access restrictions. A remote attacker can bypass implemented security restrictions and gain unauthorized access to the application.


Affected software

SilverStripe GraphQL Server

How to mitigate CVE-2021-28661

Install updates from vendor's website.

SilverStripe GraphQL Server - addressed in versions 3.5.2, 3.7.1

External References

Related Security Bulletins