CVE-2023-40180 — silverstripe-graphql is a package which serves Silverstripe data in GraphQL repr

silverstripe-graphql is a package which serves Silverstripe data in GraphQL representations. An attacker could use a recursive graphql query to execute a Distributed Denial of Service attack (DDOS attack) against a website. This mostly affects websites with publicly exposed graph

01What is this vulnerability?

silverstripe-graphql is a package which serves Silverstripe data in GraphQL representations. An attacker could use a recursive graphql query to execute a Distributed Denial of Service attack (DDOS attack) against a website. This mostly affects websites with publicly exposed graphql schemas. If your Silverstripe CMS project does not expose a public facing graphql schema, a user account is required…

02Affected products

Vendor	Product	Versions
silverstripe	silverstripe	graphql — >= 3.0.0, < 3.8.2, >= 4.0.0, < 4.1.3, >= 4.2.0, < 4.2.5, >= 4.3.0, < 4.3.4, >= 5.0.0, < 5.0.3

03Active exploitation status

Not currently listed on the CISA Known Exploited Vulnerabilities (KEV) catalog. EPSS is the best forward-looking signal — see the EPSS row above.

04Recommended remediation

• Patch to a fixed version listed in the vendor advisory (see references below).
• Mitigate with WAF rules, network egress filters, or feature flags where the patch is not yet available.
• Hunt historical logs for exploitation indicators — see Detection signatures below.

05Technical details

For the full vendor write-up, exploit chains, and reference implementations, see the references list in section 09.

06Detection signatures

Open the Sigma generator with a pre-filled prompt for this CVE to draft a starting detection in your stack of choice:

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07Related CVEs

No directly-cited follow-up CVEs in the KB record for this advisory. The references list in section 09 carries the vendor cross-references.

08Timeline

• Published: 2023-10-16T18:05:14.806Z
• Last modified: 2024-09-16T17:21:39.838Z

09References

• github.com — https://github.com/silverstripe/silverstripe-graphql/security/advisories/GHSA-v2…
• github.com — https://github.com/silverstripe/silverstripe-graphql/commit/f6d5976ec4608e51184b…
• docs.silverstripe.org — https://docs.silverstripe.org/en/developer_guides/graphql/security_and_best_prac…
• github.com — https://github.com/silverstripe/silverstripe-graphql/tree/3.8#recursive-or-compl…
• www.silverstripe.org — https://www.silverstripe.org/download/security-releases/CVE-2023-40180