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HIGH · 7.5

CVE-2018-5502

On F5 BIG-IP versions 13.0.0 - 13.1.0.3, attackers may be able to disrupt services on the BIG-IP system with maliciously crafted client certificate. This vulnerability affects virtual servers associat...

Vulnerability Description

On F5 BIG-IP versions 13.0.0 - 13.1.0.3, attackers may be able to disrupt services on the BIG-IP system with maliciously crafted client certificate. This vulnerability affects virtual servers associated with Client SSL profile which enables the use of client certificate authentication. Client certificate authentication is not enabled by default in Client SSL profile. There is no control plane exposure.

CVSS Score

7.5

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
NONE
Availability
HIGH

Affected Products

VendorProductVersions
F5Big-Ip Access Policy Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Advanced Firewall Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Analytics>= 13.0.0, < 13.1.0.4
F5Big-Ip Application Acceleration Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Application Security Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Domain Name System>= 13.0.0, <= 13.1.0.4
F5Big-Ip Edge Gateway>= 13.0.0, < 13.1.0.4
F5Big-Ip Global Traffic Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Link Controller>= 13.0.0, < 13.1.0.4
F5Big-Ip Local Traffic Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Policy Enforcement Manager>= 13.0.0, < 13.1.0.4
F5Big-Ip Webaccelerator>= 13.0.0, < 13.1.0.4
F5Big-Ip Websafe1.0.0

Related Weaknesses (CWE)

CWE-295

References

FAQ

What is CVE-2018-5502?

CVE-2018-5502 is a vulnerability with a CVSS score of 7.5 (HIGH). On F5 BIG-IP versions 13.0.0 - 13.1.0.3, attackers may be able to disrupt services on the BIG-IP system with maliciously crafted client certificate. This vulnerability affects virtual servers associat...

How severe is CVE-2018-5502?

CVE-2018-5502 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-5502?

Check the references section above for vendor advisories and patch information. Affected products include: F5 Big-Ip Access Policy Manager, F5 Big-Ip Advanced Firewall Manager, F5 Big-Ip Analytics, F5 Big-Ip Application Acceleration Manager, F5 Big-Ip Application Security Manager.