Vulnerability CVE-2021-40540


Published: 2021-09-07

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.

See advisories in our WLB2 database:
Topic
Author
Date
High
Ulfius Web Framework Remote Memory Corruption
Jeremy Brown
17.09.2021

Type:

NVD-CWE-noinfo

CVSS2 => (AV:N/AC:L/Au:N/C:P/I:P/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
7.5/10
6.4/10
10/10
Exploit range
Attack complexity
Authentication
Remote
Low
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
Partial
Partial
Affected software
Ulfius project -> Ulfius 

 References:
https://github.com/babelouest/ulfius/commit/c83f564c184a27145e07c274b305cabe943bbfaa
https://github.com/babelouest/ulfius/compare/v2.7.3...v2.7.4
http://packetstormsecurity.com/files/164152/Ulfius-Web-Framework-Remote-Memory-Corruption.html

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