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CVE-2018-13374: Fortinet FortiOS and FortiADC Improper Access Control Vulnerability

criticalknown exploitedpublic exploitCVE-2018-13374
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Fortinet FortiOS and FortiADC contain an improper access control vulnerability that allows attackers to obtain the LDAP server login credentials configured in FortiGate by pointing a LDAP server connectivity test request to a rogue LDAP server.

CSIRTS triage

vendor: Fortinetproduct: FortiOS and FortiADCAuthentication bypass
What
Fortinet FortiOS and FortiADC contain an improper access control vulnerability that allows attackers to obtain LDAP server login credentials.
Who is affected
Users of Fortinet FortiOS and FortiADC.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Update FortiOS and FortiADC to the latest version to mitigate the vulnerability.

AI-assisted analysis generated from the source advisory — verify against the original.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2022-09-08
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2018-13374

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2018-13374coverage & exploitation statusNVD · CVE.org

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