Attacker Value
Unknown
(0 users assessed)
Exploitability
Unknown
(0 users assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
0

CVE-2021-41524

Disclosure Date: October 05, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

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.

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CVSS V3 Severity and Metrics
Base Score:
7.5 High
Impact Score:
3.6
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
None
Integrity (I):
None
Availability (A):
High

General Information

Vendors

  • apache,
  • fedoraproject,
  • netapp,
  • oracle

Products

  • cloud backup -,
  • fedora 34,
  • fedora 35,
  • http server 2.4.49,
  • instantis enterprisetrack 17.1,
  • instantis enterprisetrack 17.2,
  • instantis enterprisetrack 17.3

Additional Info

Technical Analysis