PT-2023-22800 · Nodebb · Nodebb

Creastery + 1 · Published 2023-09-28 · Updated 2023-10-02 · CVE-2023-30591

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions NodeBB versions <= 2.8.10

Description The issue allows unauthenticated attackers to trigger a crash in NodeBB 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.

Recommendations For NodeBB versions <= 2.8.10, update to a version greater than 2.8.10 to resolve the issue. As a temporary workaround, consider restricting the use of Socket.IO messages to minimize the risk of exploitation.

Fix

DoS

Improper Check for Exceptional Conditions

Weakness Enumeration

CWE-754

CWE-241

Related Identifiers

CVE-2023-30591

Affected Products

Nodebb

References · 10

• https://github.com/NodeBB/NodeBB/commit/4d2d76897a02e7068ab74c81d17a2febfae8bfb9 · Patch
• https://github.com/NodeBB/NodeBB/commit/830f142b7aea2e597294a84d52c05aab3a3539ca · Patch
• https://github.com/NodeBB/NodeBB/commit/37b48b82a4bc7680c6e4c42647209010cb239c2c · Patch
• https://osv.dev/vulnerability/CVE-2023-30591 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-30591 · Security Note
• https://twitter.com/CVEnew/status/1707628544883572782 · Twitter Post
• https://t.me/cibsecurity/71267 · Telegram Post
• https://starlabs.sg/advisories/23/23-30591 · Note
• https://twitter.com/cracbot/status/1707998751112184147 · Twitter Post
• https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2023-30591 · Note