F5 Networks BIG-IP : vCMP Cavium Nitrox SSL hardware accelerator vulnerability (K52521791)

Medium Nessus Plugin ID 118679


The remote device is missing a vendor-supplied security patch.


vCMP guests running on VIPRION 2100, 4200 and 4300 series blades cannot correctly decrypt ciphertext from established SSL sessions with small MTU. (CVE-2018-5507)



The affected SSL connections are terminated unexpectedly.

ARX / BIG-IQ / Enterprise Manager / F5 iWorkflow / LineRate / Traffix SDC

There is no impact; these F5 products are not affected by this vulnerability.


Upgrade to one of the non-vulnerable versions listed in the F5 Solution K52521791.

See Also


Plugin Details

Severity: Medium

ID: 118679

File Name: f5_bigip_SOL52521791.nasl

Version: 1.2

Type: local

Published: 2018/11/02

Updated: 2019/01/04

Dependencies: 76940

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

Vulnerability Information

CPE: cpe:/a:f5:big-ip_access_policy_manager, cpe:/a:f5:big-ip_advanced_firewall_manager, cpe:/a:f5:big-ip_application_acceleration_manager, cpe:/a:f5:big-ip_application_security_manager, cpe:/a:f5:big-ip_application_visibility_and_reporting, cpe:/a:f5:big-ip_global_traffic_manager, cpe:/a:f5:big-ip_link_controller, cpe:/a:f5:big-ip_local_traffic_manager, cpe:/a:f5:big-ip_policy_enforcement_manager, cpe:/a:f5:big-ip_webaccelerator, cpe:/h:f5:big-ip

Required KB Items: Host/local_checks_enabled, Host/BIG-IP/hotfix, Host/BIG-IP/modules, Host/BIG-IP/version

Patch Publication Date: 2018/04/12

Reference Information

CVE: CVE-2018-5507