SOC status:Duty analyst on shift

UK Cyber Defence
VulnerabilityModified

CVE-2023-30591

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…

HIGH 7.5EPSS 53.8%

Does this matter?

EPSS puts the probability of exploitation in the next 30 days at 53.8%, higher than 99% of all known CVEs. Patch or mitigate before the next change window.

Description

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.

CVSS 3.1
7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
EPSS
53.80% probability · 99th percentile
CISA KEV
Not listed
Weakness
CWE-241, CWE-754
Affected
nodebb/nodebb
Source
info@starlabs.sg

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.