Improper Authorization in FortiOS - CVE-2019-5591

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Main Vulnerability Database Vulnerabilities #VU19505

Improper Authorization in FortiOS - CVE-2019-5591

Published: July 28, 2019 / Updated: February 20, 2022


Vulnerability identifier: #VU19505
CSH Severity: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:P/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:A/U:Clear
CVE-ID: CVE-2019-5591
CWE-ID: CWE-285
Exploitation vector: Adjecent network
Exploit availability: The vulnerability is being exploited in the wild
Vulnerable software:
FortiOS
Software vendor:
Fortinet, Inc

Description

The vulnerability allows a remote attacker to impersonate LDAP server.

The vulnerability exists due to FortiOS does not check LDAP server identity by default. A remote attacker with ability to perform MitM attack can impersonate LDAP server and gain unauthorized access to network resources.


Remediation

Install updates from vendor's website.

External links