CVE-2021-28661 : Default SilverStripe GraphQL Server (aka silverstripe/graphql) 3.x through 3.4.1

Default SilverStripe GraphQL Server (aka silverstripe/graphql) 3.x through 3.4.1 permission checker not inherited by query subclass.

Published 2021-10-07 15:15:11

Updated 2021-10-15 01:53:15

Source MITRE

View at NVD, CVE.org

Products affected by CVE-2021-28661

Silverstripe » Silverstripe
Versions from including (>=) 3.0.0 and up to, including, (<=) 3.4.1
cpe:2.3:a:silverstripe:silverstripe:*:*:*:*:*:*:*:*
Matching versions

EPSS FAQ

0.06%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 23 %

Percentile, the proportion of vulnerabilities that are scored at or less

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
4.0	MEDIUM	AV:N/AC:L/Au:S/C:P/I:N/A:N	8.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: Single Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
4.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N	2.8	1.4	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: Low User Interaction: None Scope: Unchanged Confidentiality: Low Integrity: None Availability: None

CWE-863 Incorrect Authorization

The product performs an authorization check when an actor attempts to access a resource or perform an action, but it does not correctly perform the check. This allows attackers to bypass intended access restrictions.

Assigned by: nvd@nist.gov (Primary)

https://github.com/silverstripe/silverstripe-graphql/releases

Releases · silverstripe/silverstripe-graphql · GitHub
Release Notes;Third Party Advisory
https://www.silverstripe.org/download/security-releases/CVE-2021-28661

CVE-2021-28661 Default GraphQL permission checker not inherited by query subclass » Silverstripe CMS
Exploit;Vendor Advisory

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