Is CVE-2018-13382 in the CISA KEV catalog?

Yes. CVE-2018-13382 is on the CISA Known Exploited Vulnerabilities list, added 2022-01-10, and has known ransomware campaign use.

What is the CVSS severity of CVE-2018-13382?

CVE-2018-13382 has a CVSS v3 base score of 9.1 (CRITICAL).

What is the EPSS score for CVE-2018-13382?

CVE-2018-13382 has an EPSS score of 81.69% (100th percentile), estimating the probability of exploitation in the next 30 days.

CVE & CISA-KEV Catalog

CVE-2018-13382

CRITICALCISA KEVEPSS 100th pctl

9.1

CVSS v3

NVD

Description

An Improper Authorization vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8 and 5.4.1 to 5.4.10 and FortiProxy 2.0.0, 1.2.0 to 1.2.8, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7 under SSL VPN web portal allows an unauthenticated attacker to modify the password of an SSL VPN web portal user via specially crafted HTTP requests

CWE-863

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredNone

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityNone

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Exploit Intelligence

81.69%probability of exploitation in 30 days

100thpercentile

Very high risk: more likely to be exploited than 100% of all known CVEs.

Known Exploited Vulnerability (CISA KEV)

Fortinet FortiOS and FortiProxy Improper Authorization

An Improper Authorization vulnerability in Fortinet FortiOS and FortiProxy under SSL VPN web portal allows an unauthenticated attacker to modify the password.

Apply updates per vendor instructions.

Remediation due: 2022-07-10

Associated with ransomware campaigns

References

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This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2025-10-24.