Skip to main content

Early Access — Mondoo Vulnerability Intelligence is currently in preview.

Mondoo Vulnerability Intelligence

Curated by Mondoo Research, enhanced with AI

Resources

Search Vulnerabilities
Trending CVEs
Browse Ecosystems
Terminology
Blog

Open Source

cnquery
cnspec

Star us on GitHub!

Company

Mondoo Platform
About
Contact

© 2026 Mondoo, Inc.

Privacy Policy Terms of Service Imprint

Vulnerability Intelligence

CVE-2023-30591 | Mondoo Vulnerability Intelligence

CVE-2023-30591

HIGH7.5

NodeBB Pre-Authentication Denial-of-Service

Published Sep 29, 2023

Modified 1 years ago

No fix available

Details

Denial-of-service in NodeBB <= v2.8.10 allows unauthenticated attackers to trigger a crash, when invoking eventName.startsWith() or eventName.toString(), while processing Socket.IO messages via crafted Socket.IO messages containing array or object type for the event name respectively.

References

FIXhttps://github.com/NodeBB/NodeBB/commit/37b48b82a4bc7680c6e4c42647209010cb239c2c FIXhttps://github.com/NodeBB/NodeBB/commit/4d2d76897a02e7068ab74c81d17a2febfae8bfb9 FIXhttps://github.com/NodeBB/NodeBB/commit/830f142b7aea2e597294a84d52c05aab3a3539ca ADVISORYhttps://starlabs.sg/advisories/23/23-30591/ADVISORYhttps://www.cve.org/CVERecord?id=CVE-2023-30591

CVSS Analysis

CVSS v3.1

7.5

Exploitability

Attack Vector

NetworkAV:N

Attack Complexity

LowAC:L

Privileges Required

NonePR:N

User Interaction

NoneUI:N

Scope

Scope

UnchangedS:U

Impact

Confidentiality

NoneC:N

Integrity

NoneI:N

Availability

HighA:H

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

Weakness Type (CWE)

Other

Ecosystems

Timeline

PublishedSep 29, 2023

ModifiedSep 23, 2024