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CVE-2017-6138

UnknownEPSS 1.58%

Last modified

CVE-2017-6138 is a vulnerability of currently unknown severity. In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.1.0 - 12.1.2, malicious requests made to virtual servers with an HTTP profile can cause the TMM to restart. The issue is exposed with BIG-IP APM profiles, regardless of settings. EPSS estimates a 1.58% chance of exploitation in the next 30 days.

Description

In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.1.0 - 12.1.2, malicious requests made to virtual servers with an HTTP profile can cause the TMM to restart. The issue is exposed with BIG-IP APM profiles, regardless of settings. The issue is also exposed with the non-default "normalize URI" configuration options used in iRules and/or BIG-IP LTM policies.

Metrics

EPSS Probability
1.58%

72.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Local Traffic Manager13.0.0
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Application Acceleration Manager13.0.0
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Advanced Firewall Manager13.0.0
F5Big-Ip Analytics>= 12.1.0, <= 12.1.2
F5Big-Ip Analytics13.0.0
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Access Policy Manager13.0.0
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Application Security Manager13.0.0
F5Big-Ip Dns>= 12.1.0, <= 12.1.2
F5Big-Ip Dns13.0.0
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Global Traffic Manager13.0.0
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.2
F5Big-Ip Link Controller13.0.0
F5Big-Ip Policy Enforcement Manager>= 12.1.0, <= 12.1.2
F5Big-Ip Policy Enforcement Manager13.0.0
F5Big-Ip Websafe>= 12.1.0, <= 12.1.2
F5Big-Ip Websafe13.0.0

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-6138?
In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, GTM, Link Controller, PEM and WebSafe software version 13.0.0 and 12.1.0 - 12.1.2, malicious requests made to virtual servers with an HTTP profile can cause the TMM to restart. The issue is exposed with BIG-IP APM profiles, regardless of settings. The issue is also exposed with the non-default "normalize URI" configuration options used in iRules and/or BIG-IP LTM policies.
How severe is CVE-2017-6138?
Severity scoring for CVE-2017-6138 is pending analysis. The EPSS model estimates a 1.58% probability of exploitation in the next 30 days.
How do I fix CVE-2017-6138?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

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Source: NVD / NIST