Strix
26.1K

CVE-2018-5513

UnknownEPSS 1.78%

Last modified

CVE-2018-5513 is a vulnerability of currently unknown severity. On F5 BIG-IP 13.1.0-13.1.0.3, 13.0.0, 12.1.0-12.1.3.3, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, a malformed TLS handshake causes TMM to crash leading to a disruption of service. This issue is only exposed on the data plane when Proxy SSL configuration is enabled. EPSS estimates a 1.78% chance of exploitation in the next 30 days.

Description

On F5 BIG-IP 13.1.0-13.1.0.3, 13.0.0, 12.1.0-12.1.3.3, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, a malformed TLS handshake causes TMM to crash leading to a disruption of service. This issue is only exposed on the data plane when Proxy SSL configuration is enabled. The control plane is not impacted by this issue.

Metrics

EPSS Probability
1.78%

75.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
F5Big-Ip Application Acceleration Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Application Acceleration Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Application Acceleration Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Acceleration Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Application Acceleration Manager13.0.0
F5Big-Ip Local Traffic Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Local Traffic Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Local Traffic Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Local Traffic Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Local Traffic Manager13.0.0
F5Big-Ip Advanced Firewall Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Advanced Firewall Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Advanced Firewall Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Advanced Firewall Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Advanced Firewall Manager13.0.0
F5Big-Ip Analytics>= 11.2.1, <= 11.5.5
F5Big-Ip Analytics>= 11.6.1, <= 11.6.3
F5Big-Ip Analytics>= 12.1.0, <= 12.1.3
F5Big-Ip Analytics>= 13.1.0, <= 13.1.0.4
F5Big-Ip Analytics13.0.0
F5Big-Ip Access Policy Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Access Policy Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Access Policy Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Access Policy Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Access Policy Manager13.0.0
F5Big-Ip Application Security Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Application Security Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Application Security Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Application Security Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Application Security Manager13.0.0
F5Big-Ip Domain Name System>= 11.2.1, <= 11.5.5
F5Big-Ip Domain Name System>= 11.6.1, <= 11.6.3
F5Big-Ip Domain Name System>= 12.1.0, <= 12.1.3
F5Big-Ip Domain Name System>= 13.1.0, <= 13.1.0.4
F5Big-Ip Domain Name System13.0.0
F5Big-Ip Edge Gateway>= 11.2.1, <= 11.5.5
F5Big-Ip Edge Gateway>= 11.6.1, <= 11.6.3
F5Big-Ip Edge Gateway>= 12.1.0, <= 12.1.3
F5Big-Ip Edge Gateway>= 13.1.0, <= 13.1.0.4
F5Big-Ip Edge Gateway13.0.0
F5Big-Ip Global Traffic Manager>= 11.2.1, <= 11.5.5
F5Big-Ip Global Traffic Manager>= 11.6.1, <= 11.6.3
F5Big-Ip Global Traffic Manager>= 12.1.0, <= 12.1.3
F5Big-Ip Global Traffic Manager>= 13.1.0, <= 13.1.0.4
F5Big-Ip Global Traffic Manager13.0.0
F5Big-Ip Link Controller>= 11.2.1, <= 11.5.5
F5Big-Ip Link Controller>= 11.6.1, <= 11.6.3
F5Big-Ip Link Controller>= 12.1.0, <= 12.1.3
F5Big-Ip Link Controller>= 13.1.0, <= 13.1.0.4
F5Big-Ip Link Controller13.0.0

Showing 50 of 65 affected configurations. See NVD for the full list.

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2018-5513?
On F5 BIG-IP 13.1.0-13.1.0.3, 13.0.0, 12.1.0-12.1.3.3, 11.6.1-11.6.3.1, 11.5.1-11.5.5, or 11.2.1, a malformed TLS handshake causes TMM to crash leading to a disruption of service. This issue is only exposed on the data plane when Proxy SSL configuration is enabled. The control plane is not impacted by this issue.
How severe is CVE-2018-5513?
Severity scoring for CVE-2018-5513 is pending analysis. The EPSS model estimates a 1.78% probability of exploitation in the next 30 days.
How do I fix CVE-2018-5513?
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.

Are you affected by CVE-2018-5513?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST