CVE-2018-13379

CriticalCVSS 9.8/10Known exploited (CISA KEV)Last modified Jun 17, 2026

Description

An Improper Limitation of a Pathname to a Restricted Directory ("Path Traversal") in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.3 to 5.6.7 and 5.4.6 to 5.4.12 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 download system files via special crafted HTTP resource requests.

Metrics

CVSS 3.1 9.8/10CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-22

Affected software

Vendor	Product	Versions
Fortinet	Fortinet FortiOS, FortiProxy	FortiOS 6.0.0 to 6.0.4, 5.6.3 to 5.6.7 and 5.4.6 to 5.4.12, 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

https://fortiguard.com/advisory/FG-IR-18-384Mitigation, Vendor Advisory
https://www.fortiguard.com/psirt/FG-IR-20-233Vendor Advisory
https://fortiguard.com/advisory/FG-IR-18-384Mitigation, Vendor Advisory
https://www.fortiguard.com/psirt/FG-IR-20-233Vendor Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379US Government Resource

Timeline

Published: Jun 4, 2019
Last modified: Jun 17, 2026
Added to CISA KEV: Nov 3, 2021
NVD status: Analyzed

Related CVEs from 2018

CVE-2018-13385.5A carefully crafted (or fuzzed) file can trigger an infinite loop in Apache Tika's BPGParser in versions of Apache Tika before 1.18.CVE-2018-133806.1A Cross-site Scripting (XSS) vulnerability in Fortinet FortiOS 6.0.0 to 6.0.4, 5.6.0 to 5.6.7, 5.4.0 to 5.4.12, 5.2 and below and Fortinet F CVE-2018-133817.5A buffer overflow vulnerability in Fortinet FortiOS 6.0.0 through 6.0.4, 5.6.0 through 5.6.7, 5.4 and earlier versions and FortiProxy 2.0.0,CVE-2018-133827.5An 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 t CVE-2018-133836.5A heap buffer overflow in Fortinet FortiOS 6.0.0 through 6.0.4, 5.6.0 through 5.6.10, 5.4.0 through 5.4.12, 5.2.14 and earlier and FortiProx CVE-2018-133846.1A Host Header Redirection vulnerability in Fortinet FortiOS all versions below 6.0.5 under SSL VPN web portal allows a remote attacker to po CVE-2018-133859.8There was an argument injection vulnerability in Sourcetree for macOS via filenames in Mercurial repositories. An attacker with permission t CVE-2018-133868.1There was an argument injection vulnerability in Sourcetree for Windows via filenames in Mercurial repositories. An attacker with permission CVE-2018-133876.1The IncomingMailServers resource in Atlassian JIRA Server before version 7.6.7, from version 7.7.0 before version 7.7.5, from version 7.8.0 CVE-2018-133885.4The review attachment resource in Atlassian Fisheye and Crucible before version 4.5.3 allows remote attackers to inject arbitrary HTML or Ja CVE-2018-133894.7The attachment resource in Atlassian Confluence before version 6.6.1 allows remote attackers to spoof web content in the Mozilla Firefox Bro CVE-2018-13395.5A carefully crafted (or fuzzed) file can trigger an infinite loop in Apache Tika's ChmParser in versions of Apache Tika before 1.18.