HTTP Profile Vulnerability in F5 BIG-IP Products
CVE-2017-6138

7.5HIGH

Key Information:

Vendor
F5
Status
Big-ip Ltm, Aam, Afm, Analytics, Apm, Asm, Dns, Gtm, Link Controller, Pem, Websafe
Vendor
CVE Published:
21 December 2017

Summary

An issue exists in F5 BIG-IP products where malicious requests sent to virtual servers with an HTTP profile can lead to a restart of the Traffic Management Microkernel (TMM). This vulnerability poses a significant threat when using BIG-IP APM profiles, regardless of configuration settings, especially when non-default 'normalize URI' settings are employed in iRules or BIG-IP LTM policies. Organizations utilizing affected versions should take immediate precautions to secure their deployments.

Affected Version(s)

BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM, WebSafe 13.0.0

BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM, WebSafe 12.1.0 - 12.1.2

References

http://www.securitytracker.com/id/1040051
vdb-entryx_refsource_SECTRACK
https://support.f5.com/csp/article/K34514540
x_refsource_CONFIRM

CVSS V3.1

Score:
7.5
Severity:
HIGH
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
None
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

.