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

CVE-2021-22992

Disclosure Date: March 31, 2021
Add MITRE ATT&CK tactics and techniques that apply to this CVE.

Description

On BIG-IP versions 16.0.x before 16.0.1.1, 15.1.x before 15.1.2.1, 14.1.x before 14.1.4, 13.1.x before 13.1.3.6, 12.1.x before 12.1.5.3, and 11.6.x before 11.6.5.3, a malicious HTTP response to an Advanced WAF/BIG-IP ASM virtual server with Login Page configured in its policy may trigger a buffer overflow, resulting in a DoS attack. In certain situations, it may allow remote code execution (RCE), leading to complete system compromise. Note: Software versions which have reached End of Software Development (EoSD) are not evaluated.

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CVSS V3 Severity and Metrics
Base Score:
9.8 Critical
Impact Score:
5.9
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Vendors

  • f5

Products

  • big-ip access policy manager,
  • big-ip advanced firewall manager,
  • big-ip advanced web application firewall,
  • big-ip analytics,
  • big-ip application acceleration manager,
  • big-ip application security manager,
  • big-ip ddos hybrid defender,
  • big-ip domain name system,
  • big-ip fraud protection service,
  • big-ip global traffic manager,
  • big-ip link controller,
  • big-ip local traffic manager,
  • big-ip policy enforcement manager,
  • ssl orchestrator

Additional Info

Technical Analysis