How severe is CVE-2018-13378?

CVE-2018-13378 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2018-13378 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2018-13378?

CVE-2018-13378 affects Fortinet Fortisiem. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2018-13378?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

When was CVE-2018-13378 published?

CVE-2018-13378 was published on 2019-04-17 and last updated on 2026-06-17.

CVE-2018-13378

CVE-2018-13378 is a high-severity vulnerability in Fortinet Fortisiem with a CVSS 3.x base score of 7.2. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-200.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 4.0
EPSS exploit prediction: 1% (67th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Fortinet Fortisiem
Published: 2019-04-17
Last modified: 2026-06-17

Description

An information disclosure vulnerability in Fortinet FortiSIEM 5.2.0 and below versions exposes the LDAP server plaintext password via the HTML source code.

Frequently asked questions

What is CVE-2018-13378?: An information disclosure vulnerability in Fortinet FortiSIEM 5.2.0 and below versions exposes the LDAP server plaintext password via the HTML source code.
How severe is CVE-2018-13378?: CVE-2018-13378 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2018-13378 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (67th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2018-13378?: CVE-2018-13378 affects Fortinet Fortisiem. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2018-13378?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
When was CVE-2018-13378 published?: CVE-2018-13378 was published on 2019-04-17 and last updated on 2026-06-17.

References

https://fortiguard.com/advisory/FG-IR-18-382

Affected products (1)

cpe:2.3:a:fortinet:fortisiem:*:*:*:*:*:*:*:*

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