SARA / Free Tools / CVE / CVE-2023-5759

CVE-2023-5759 — In Helix Core versions prior to 2023

In Helix Core versions prior to 2023.2, an unauthenticated remote Denial of Service (DoS) via the buffer was identified. Reported by Jason Geffner.

CVSS

7.5 HIGH

EPSS

0.26% (top 50.90%)

CWE

CWE-400

Published

2023-11-08T15:48:18.816Z

Last modified

2024-11-11T14:27:10.480Z

CVSS vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

01What is this vulnerability?

In Helix Core versions prior to 2023.2, an unauthenticated remote Denial of Service (DoS) via the buffer was identified. Reported by Jason Geffner.

Vendor	Product	Versions
Helix	Helix Core	0.0.0, 0.0.0, 0.0.0, 0.0.0, 0.0.0

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

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.

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

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

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

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