CVE-2023-38504 — Sails is a realtime MVC Framework for Node

Sails is a realtime MVC Framework for Node.js. In Sails apps prior to version 1.5.7,, an attacker can send a virtual request that will cause the node process to crash. This behavior was fixed in Sails v1.5.7. As a workaround, disable the sockets hook and remove the `sails.io.js`

01What is this vulnerability?

Sails is a realtime MVC Framework for Node.js. In Sails apps prior to version 1.5.7,, an attacker can send a virtual request that will cause the node process to crash. This behavior was fixed in Sails v1.5.7. As a workaround, disable the sockets hook and remove the `sails.io.js` client.

02Affected products

Vendor	Product	Versions
balderdashy	sails	< 1.5.7

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

Ask SARA in chat to draft a starting detection for this CVE in your stack of choice.

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: 2023-07-27T18:12:05.419Z
• Last modified: 2024-10-03T18:39:16.029Z

09References

• github.com — https://github.com/balderdashy/sails/security/advisories/GHSA-gpw9-fwm8-7rx7
• github.com — https://github.com/balderdashy/sails/pull/7287
• github.com — https://github.com/balderdashy/sails/commit/4a023dc5095a4b30fdc8535f705ed34cd22d…
• github.com — https://github.com/balderdashy/sails/releases/tag/v1.5.7