Vulnerability Details : CVE-2015-4638
The FastL4 virtual server in F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and PEM 11.3.0 through 11.5.2 and 11.6.0 through 11.6.0 HF4, BIG-IP Edge Gateway, WebAccelerator, and WOM 11.2.1 through 11.3.0, and BIG-IP PSM 11.2.1 through 11.4.1 allows remote attackers to cause a denial of service (Traffic Management Microkernel restart) via a fragmented packet.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2015-4638
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_local_traffic_manager:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_global_traffic_manager:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_application_security_manager:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_webaccelerator:11.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_webaccelerator:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_edge_gateway:11.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_edge_gateway:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_protocol_security_module:11.2.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_protocol_security_module:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_protocol_security_module:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_protocol_security_module:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_link_controller:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_analytics:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_advanced_firewall_manager:11.5.2:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.4.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.3.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.4.1:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.6.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.0:*:*:*:*:*:*:*
- cpe:2.3:a:f5:big-ip_policy_enforcement_manager:11.5.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2015-4638
0.30%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 66 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2015-4638
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST |
CWE ids for CVE-2015-4638
-
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: nvd@nist.gov (Primary)
References for CVE-2015-4638
-
https://support.f5.com/kb/en-us/solutions/public/17000/100/sol17155.html
Vendor Advisory
-
http://www.securitytracker.com/id/1033578
F5 BIG-IP FastL4 Virtual Server Packet Processing Flaw Lets Remote Users Cause the Target Service to Crash - SecurityTracker
Jump to