CVE-2021-41524

Public on 2021-10-05
Modified on 2021-10-15
Description
While fuzzing the 2.4.49 httpd, a new null pointer dereference was detected during HTTP/2 request processing, allowing an external source to DoS the server. This requires a specially crafted request. The vulnerability was recently introduced in version 2.4.49. No exploit is known to the project.
Severity
Medium severity
Medium
CVSS v3 Base Score
7.5
See breakdown

Affected Packages

Platform Package Release Date Advisory Status
Amazon Linux 2 - Core httpd 2021-10-15 ALAS2-2021-1716 Fixed
Amazon Linux 1 httpd24 2021-10-15 ALAS-2021-1543 Fixed

CVSS Scores

Score Type Score Vector
Amazon Linux CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD CVSSv2 5.0 AV:N/AC:L/Au:N/C:N/I:N/A:P
NVD CVSSv3 7.5 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H