How severe is CVE-2018-13382?

CVE-2018-13382 has a CVSS 3.1 base score of 9.1 (CRITICAL). EPSS estimates a 81.7% probability of exploitation in the next 30 days. It is listed in the CISA Known Exploited Vulnerabilities catalog.

CVE-2018-13382: Fortinet FortiOS and FortiProxy Improper

CISA Known Exploited Vulnerabilities

Fortinet FortiOS and FortiProxy Improper Authorization is confirmed as actively exploited and is listed in the CISA KEV catalog.

Added to KEV

2022-01-10

Remediation due

2022-07-10

Ransomware

Known use

Required action
Apply updates per vendor instructions.

CISA notes
https://nvd.nist.gov/vuln/detail/CVE-2018-13382

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

Severity

CVSS 3.1 · CNA9.1 CRITICAL

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

SSVC · CISA-ADP

Exploitationactive

Automatableyes

Technical impacttotal

Affected Products

Vendor	Product	Affected versions
Fortinet	Fortinet FortiOS, FortiProxy	FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.8, 5.4.1 to 5.4.10, 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

References

2 Links

Other references

Record Details

Published

2019-06-04

Last updated

2025-10-21

Assigner (CNA)

fortinet

Credited to

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CVE record data © The MITRE Corporation, used under the CVE Terms of Use. Exploited-in-the-wild data from the CISA Known Exploited Vulnerabilities catalog (CC0). Exploit prediction scores by FIRST EPSS (first.org/epss). This site is not endorsed or certified by MITRE, NVD, CISA, or FIRST.