Vulnerability Details : CVE-2021-23035
On BIG-IP 14.1.x before 14.1.4.4, when an HTTP profile is configured on a virtual server, after a specific sequence of packets, chunked responses can cause the Traffic Management Microkernel (TMM) to terminate. Note: Software versions which have reached End of Technical Support (EoTS) are not evaluated.
Vulnerability category: Input validation
Products affected by CVE-2021-23035
- F5 » Big-ip Local Traffic ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_local_traffic_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Global Traffic ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_global_traffic_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Application Security ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_application_security_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Access Policy ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_access_policy_manager:*:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:*:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:*:*:*:*:*:*:*:*
- F5 » Big-ip Application Acceleration ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_application_acceleration_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Advanced Firewall ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_advanced_firewall_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Policy Enforcement ManagerVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_policy_enforcement_manager:*:*:*:*:*:*:*:*
- F5 » Big-ip Domain Name SystemVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_domain_name_system:*:*:*:*:*:*:*:*
- F5 » Big-ip Fraud Protection ServiceVersions from including (>=) 14.1.0 and up to, including, (<=) 14.1.4.4cpe:2.3:a:f5:big-ip_fraud_protection_service:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-23035
0.10%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-23035
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.1
|
HIGH | AV:N/AC:M/Au:N/C:N/I:N/A:C |
8.6
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-23035
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: f5sirt@f5.com (Secondary)
References for CVE-2021-23035
-
https://support.f5.com/csp/article/K70415522
TMM vulnerability CVE-2021-23035Mitigation;Vendor Advisory
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