First published: Mon Apr 11 2016(Updated: )
The Traffic Management Microkernel (TMM) in F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and BIG-IP PEM before 11.4.1 HF10, 11.5.x before 11.5.4, and 11.6.x before 11.6.0 HF6 and BIG-IP PSM before 11.4.1 HF10 does not properly handle TCP options, which allows remote attackers to cause a denial of service via unspecified vectors, related to the tm.minpathmtu database variable.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
F5 BIG-IP Access Policy Manager | =11.4.1 | |
F5 BIG-IP Access Policy Manager | =11.5.3 | |
F5 BIG-IP Access Policy Manager | =11.6.0 | |
F5 BIG-IP Advanced Firewall Manager | =11.4.1 | |
F5 BIG-IP Advanced Firewall Manager | =11.5.3 | |
F5 BIG-IP Advanced Firewall Manager | =11.6.0 | |
F5 BIG-IP Analytics | =11.4.1 | |
F5 BIG-IP Analytics | =11.5.3 | |
F5 BIG-IP Analytics | =11.6.0 | |
f5 big-ip application acceleration manager | =11.4.1 | |
f5 big-ip application acceleration manager | =11.5.3 | |
f5 big-ip application acceleration manager | =11.6.0 | |
F5 BIG-IP Application Security Manager | =11.4.1 | |
F5 BIG-IP Application Security Manager | =11.5.3 | |
F5 BIG-IP Application Security Manager | =11.6.0 | |
F5 BIG-IP Global Traffic Manager | =11.4.1 | |
F5 BIG-IP Global Traffic Manager | =11.5.3 | |
F5 BIG-IP Global Traffic Manager | =11.6.0 | |
f5 big-ip link controller | =11.4.1 | |
f5 big-ip link controller | =11.5.3 | |
f5 big-ip link controller | =11.6.0 | |
F5 BIG-IP Local Traffic Manager | =11.4.1 | |
F5 BIG-IP Local Traffic Manager | =11.5.3 | |
F5 BIG-IP Local Traffic Manager | =11.6.0 | |
F5 BIG-IP Policy Enforcement Manager | =11.4.1 | |
F5 BIG-IP Policy Enforcement Manager | =11.5.3 | |
F5 BIG-IP Policy Enforcement Manager | =11.6.0 | |
F5 BIG-IP Protocol Security Manager | =11.4.1 |
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CVE-2015-8240 is classified as a medium severity vulnerability.
To fix CVE-2015-8240, upgrade your F5 BIG-IP software to a version above the specified vulnerable versions.
CVE-2015-8240 affects F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, GTM, Link Controller, and BIG-IP PEM components.
F5 BIG-IP versions prior to 11.4.1 HF10, 11.5.x before 11.5.4, and 11.6.x before 11.6.0 HF6 are vulnerable to CVE-2015-8240.
Yes, CVE-2015-8240 can be exploited by remote attackers, which poses a risk to unpatched systems.