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Case File

CVE-2018-5506

CRITICAL · CVSS 9.8 EPSS 0.73%

Source: NVD + CISA KEV + EPSS (historical backfill) · Published 2018-04-13 · Last synced 2026-08-04

CyberRota Analysis

This is a critical severity vulnerability with a CVSS score of 9.8. It affects Apache, F5, BIG-IP.

CVE
CVE-2018-5506
Severity
CRITICAL
CVSS
9.8
EPSS
0.73%
Apache F5 BIG-IP

Original NVD Description

In F5 BIG-IP 13.0.0, 12.1.0-12.1.2, 11.6.1, 11.5.1-11.5.5, or 11.2.1 the Apache modules apache_auth_token_mod and mod_auth_f5_auth_token.cpp allow possible unauthenticated bruteforce on the em_server_ip authorization parameter to obtain which SSL client certificates used for mutual authentication between BIG-IQ or Enterprise Manager (EM) and managed BIG-IP devices.

Related CVEs

Other vulnerabilities affecting the same vendor(s)