Resource exhaustion in SilverStripe GraphQL Server - CVE-2023-40180
Published: October 17, 2023
Vulnerability identifier: #VU82096
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2023-40180
CWE-ID: CWE-400
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to application does not properly control consumption of internal resources. A remote attacker can trigger resource exhaustion and perform a denial of service (DoS) attack.
Affected software
SilverStripe GraphQL Server
How to mitigate CVE-2023-40180
Install updates from vendor's website.
SilverStripe GraphQL Server - addressed in versions 3.8.2, 4.1.3, 4.2.5, 4.3.4, 5.0.3
External References
- https://github.com/silverstripe/silverstripe-graphql/commit/f6d5976ec4608e51184b0db1ee5b9e9a99d2501c
- https://github.com/silverstripe/silverstripe-graphql/tree/3.8#recursive-or-complex-queries
- https://docs.silverstripe.org/en/developer_guides/graphql/security_and_best_practices/recursive_or_complex_queries
- https://www.silverstripe.org/download/security-releases/CVE-2023-40180
- https://github.com/silverstripe/silverstripe-graphql/security/advisories/GHSA-v23w-pppm-jh66