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CVE-2016-5736

N/A

Published: August 19, 2016 at 09:00 PM UTC

Updated: June 17, 2026 at 12:49 AM UTC

15 products affected across 1 vendorBig IP Access Policy ManagerBig IP Application Security ManagerBig IP Advanced Firewall Manager

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Severity

N/A

Exploit prediction

EPSS 2%

Description

The default configuration of the IPsec IKE peer listener in F5 BIG-IP LTM, Analytics, APM, ASM, and Link Controller 11.2.1 before HF16, 11.4.x, 11.5.x before 11.5.4 HF2, 11.6.x before 11.6.1, and 12.x before 12.0.0 HF2; BIG-IP AAM, AFM, and PEM 11.4.x, 11.5.x before 11.5.4 HF2, 11.6.x before 11.6.1, and 12.x before 12.0.0 HF2; BIG-IP DNS 12.x before 12.0.0 HF2; BIG-IP Edge Gateway, WebAccelerator, and WOM 11.2.1 before HF16; BIG-IP GTM 11.2.1 before HF16, 11.4.x, 11.5.x before 11.5.4 HF2, and 11.6.x before 11.6.1; and BIG-IP PSM 11.4.0 through 11.4.1 improperly enables the anonymous IPsec IKE peer configuration object, which allows remote attackers to establish an IKE Phase 1 negotiation and possibly conduct brute-force attacks against Phase 2 negotiations via unspecified vectors.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

Big IP Access Policy Manager · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Advanced Firewall Manager · F5

95%

11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Analytics · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Application Acceleration Manager · F5

95%

11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Application Security Manager · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Domain Name System · F5

95%

Big IP Edge Gateway · F5

95%

Big IP Global Traffic Manager · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0

Big IP Link Controller · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Big IP Local Traffic Manager · F5

95%

11.2.1 11.4.0 11.4.1 11.5.0 11.5.1 11.5.2 11.5.3 11.5.4 11.6.0 12.0.0

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

Patch and advisory references

https://support.f5.com/kb/en-us/solutions/public/k/10/sol10133477.html

References (2)

VDB Entryx_refsource_SECTRACKThird Party Advisory

Source: [email protected]

http://www.securitytracker.com/id/1036618

x_refsource_CONFIRMVendor Advisory

Source: [email protected]

https://support.f5.com/kb/en-us/solutions/public/k/10/sol10133477.html

CVSS

5MEDIUM[email protected]

Confidentiality: NONE
Integrity: NONE
Availability: PARTIAL

Vector?

Quick Info

StatusMODIFIED

CWE

CWE-284

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