Fortinet FortiOS and FortiADC Improper Access Control Vulnerability
- Severity
- Medium4.3CVSS 3.1, Medium
- EPSS
- 38%
- Published
- 22 Jan 2019
- Updated
- 13 Aug 2026
Description
Title, description and vendor guidance are quoted from the source records.
A Improper Access Control in Fortinet FortiOS 6.0.2, 5.6.7 and before, FortiADC 6.1.0, 6.0.0 to 6.0.1, 5.4.0 to 5.4.4 allows attacker to obtain the LDAP server login credentials configured in FortiGate via pointing a LDAP server connectivity test request to a rogue LDAP server instead of the configured one.
Weakness: CWE-732
Known exploited
Added to CISA KEV on 8 Sept 2022
Federal remediation due date: 29 Sept 2022
Known use in ransomware campaigns
Required action: Apply updates per vendor instructions.
Exploit prediction
38% probability of exploitation in the next 30 days (percentile 98%).
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Affected products
Patcharo shows this vulnerability for information but does not match versions for this product yet.
- Fortinet Fortinet FortiOS, fortiADC · FortiOS 6.0.2, 5.6.7 and before, FortiADC 6.1.0, 6.0.0 to 6.0.1, 5.4.0 to 5.4.4
References
Provenance
Every fact on this page comes from the sources below. Nothing is written by an AI.
- Fortinet (CVE record)
- Fortinet (CVE record) · 27 Sept 2026, 23:46 UTC · Parser patcharo-cve5/1.1.0
- CISA Known Exploited Vulnerabilities
- CISA Known Exploited Vulnerabilities · 27 Sept 2026, 23:42 UTC · Parser patcharo-kev/1.0.0
- NVD
- NVD · 27 Sept 2026, 23:44 UTC · Parser patcharo-nvd/1.0.0
- FIRST EPSS
- FIRST EPSS · 27 Sept 2026, 23:46 UTC · Parser patcharo-epss/1.0.0
Last verified: 28 Sept 2026, 02:31 UTC