CVE-2021-40540

Published: Sep 7, 2021Modified: Jun 17, 2026

9.8

Vector

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

Exploitability: 3.9 / Impact: 5.9

Source: NVD

Description

ulfius_uri_logger in Ulfius HTTP Framework before 2.7.4 omits con_info initialization and a con_info->request NULL check for certain malformed HTTP requests.

Affected (1)

Products: Ulfius Project: Ulfius

Ulfius Project

1 product

Ulfius

Configuration A

1 vulnerable

Vulnerable Software	Affected Versions
Ulfius Project Ulfius	Before 2.7.4

References (6)

http://packetstormsecurity.com/files/164152/Ulfius-Web-Framework-Remote-Memory-Corruption.html

Source: cve@mitre.org

ExploitThird Party AdvisoryVDB Entry

https://github.com/babelouest/ulfius/commit/c83f564c184a27145e07c274b305cabe943bbfaa

Source: cve@mitre.org

PatchThird Party Advisory

https://github.com/babelouest/ulfius/compare/v2.7.3...v2.7.4

Source: cve@mitre.org

PatchThird Party Advisory

http://packetstormsecurity.com/files/164152/Ulfius-Web-Framework-Remote-Memory-Corruption.html

Source: af854a3a-2127-422b-91ae-364da2661108

ExploitThird Party AdvisoryVDB Entry

https://github.com/babelouest/ulfius/commit/c83f564c184a27145e07c274b305cabe943bbfaa

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

https://github.com/babelouest/ulfius/compare/v2.7.3...v2.7.4

Source: af854a3a-2127-422b-91ae-364da2661108

PatchThird Party Advisory

Timeline

No history available yet.