// For flags

CVE-2021-23042

 

Severity Score

7.5
*CVSS v3.1

Exploit Likelihood

< 1%
*EPSS

Affected Versions

70
*CPE

Public Exploits

0
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

On BIG-IP version 16.0.x before 16.0.1.2, 15.1.x before 15.1.3, 14.1.x before 14.1.4, 13.1.x before 13.1.4, and 12.1.x before 12.1.6, when an HTTP profile is configured on a virtual server, undisclosed requests can cause a significant increase in system resource utilization. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.

En BIG-IP versiones 16.0.x anteriores a 16.0.1.2, versiones 15.1.x anteriores a 15.1.3, versiones 14.1.x anteriores a 14.1.4, versiones 13.1.x anteriores a 13.1.4 y versiones 12.1.x anteriores a 12.1.6, cuando se configura un perfil HTTP en un servidor virtual, las peticiones no divulgadas pueden causar un aumento significativo de una utilización de recursos del sistema. Nota: no son evaluadas las versiones de software que han alcanzado End of Technical Support (EoTS)

*Credits: N/A
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
None
Integrity
None
Availability
High
Attack Vector
Network
Attack Complexity
Medium
Authentication
None
Confidentiality
None
Integrity
None
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2021-01-06 CVE Reserved
  • 2021-09-14 CVE Published
  • 2024-08-03 CVE Updated
  • 2025-03-30 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
  • ---------- First Exploit
CWE
  • CWE-400: Uncontrolled Resource Consumption
CAPEC
References (1)
URL Tag Source
URL Date SRC
URL Date SRC
Affected Vendors, Products, and Versions (70)