CVE-2021-33254

HIGH

EmbedThis Appweb 8.2.1 - Denial of Service via Stream Parameter to parseUri

Title source: llm
STIX 2.1

Description

An issue was discovered in src/http/httpLib.c in EmbedThis Appweb Community Edition 8.2.1, allows attackers to cause a denial of service via the stream paramter to the parseUri function.

References (1)

Core 1
Core References
Exploit, Patch, Third Party Advisory x_refsource_misc
https://awxylitol.github.io/2021/05/09/embedthis-appweb-npd-bug.html

Scores

CVSS v3 7.5
EPSS 0.0151
EPSS Percentile 71.3%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Details

CWE
CWE-476
Status published
Products (1)
embedthis/appweb 8.2.1
Published Jun 02, 2022
Tracked Since Feb 18, 2026