What is CVE-2017-6162?

CVE-2017-6162 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.9/10. Published 2017-10-27.

How severe is CVE-2017-6162?

Medium severity. CVSS v3 base score is 5.9 out of 10.

Buffer overflow in F5 Big-Ip Access Policy Manager

CVE-2017-6162

In F5 BIG-IP LTM, AAM, AFM, Analytics, APM, ASM, DNS, Edge Gateway, GTM, Link Controller, PEM, Websafe software version 12.0.0 to 12.1.2, 11.6.0 to 11.6.1, 11.4.0 to 11.5.4, 11.2.1, in some cases TMM may crash when processing TCP traffic. This vulnerability affects TMM via a virtual server configured with TCP profile. Traffic processing is disrupted while Traffic Management Microkernel (TMM) restarts. If the affected BIG-IP system is configured to be part of a device group, it will trigger a failover to the peer device.

Vulnerability class: Buffer Overflow

Published 2017-10-27 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 5.9 (Medium). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.017 (75.9th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 76th percentile — 75.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.017 · newest: 0.017 · change: 0.000

Affected products

F5 Big-Ip Access Policy Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Advanced Firewall Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Application Acceleration Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Application Security Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Link Controller — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Local Traffic Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Policy Enforcement Manager — versions 11.2.1, 11.6.0, 11.6.1
F5 Big-Ip Websafe — versions 1.0.0
F5 Networks, Inc. Big-Ip Ltm, Aam, Afm, Analytics, Apm, Asm, DNS, Edge Gateway, Gtm, Link Controller, Pem, Websafe — versions " 11.6.1, 12.0.0 - 12.1.2, &#x80

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

References

www.securityfocus.com/bid/101635 (VDB Entry, Third Party Advisory, vdb-entry)
www.securitytracker.com/id/1039673 (VDB Entry, Third Party Advisory, vdb-entry)
support.f5.com/csp/article/K13421245 (Vendor Advisory)

Frequently asked questions

What is CVE-2017-6162?: CVE-2017-6162 is a medium-severity vulnerability in F5 Big-Ip Access Policy Manager, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 5.9/10. Published 2017-10-27.
How severe is CVE-2017-6162?: Medium severity. CVSS v3 base score is 5.9 out of 10.