CVE-2020-15689

HIGH

Appweb < 7.2.2 and 8.x < 8.1.0 - Denial of Service via Range Header Handling

Title source: llm
STIX 2.1

Description

Appweb before 7.2.2 and 8.x before 8.1.0, when built with CGI support, mishandles an HTTP request with a Range header that lacks an exact range. This may result in a NULL pointer dereference and cause a denial of service.

References (1)

Core 1
Core References
Broken Link x_refsource_confirm
https://github.com/embedthis/appweb-gpl/issues/2

Scores

CVSS v3 7.5
EPSS 0.0133
EPSS Percentile 67.5%
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 < 7.2.2
Published Jul 13, 2020
Tracked Since Feb 18, 2026