Improper access control in SilverStripe GraphQL Server
| Risk | Medium |
| Patch available | YES |
| Number of vulnerabilities | 1 |
| CVE-ID | CVE-2021-28661 |
| CWE-ID | CWE-284 |
| Exploitation vector | Network |
| Public exploit | N/A |
| Vulnerable software Subscribe |
SilverStripe GraphQL Server Server applications / Other server solutions |
| Vendor | SilverStripe |
Security Bulletin
This security bulletin contains information about 1 vulnerabilities.
Updated 26.11.2021
Added new fixed version.
1) Improper access control
EUVDB-ID: #VU57100
Risk: Medium
CVSSv3.1: 4.6 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N/E:U/RL:O/RC:C]
CVE-ID: CVE-2021-28661
CWE-ID:
CWE-284 - Improper Access Control
Exploit availability: No
DescriptionThe 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.
MitigationInstall updates from vendor's website.
Vulnerable software versionsSilverStripe GraphQL Server: 3.5.0 - 3.7.0
External linkshttp://github.com/silverstripe/silverstripe-graphql/releases/tag/3.5.2
http://github.com/silverstripe/silverstripe-graphql/releases/tag/3.7.1
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.
