CVE-2018-13379

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2018-13379
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.

9.1 /10

CVSS v3 : CRITICAL

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 5.2

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

5.0 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:L/Au:N/C:P/I:N/A:N

Exploitability : 10.0 / Impact : 2.9

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

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

Configuration 1 (hide)

OR cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:2.0.0:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
History

24 Oct 2025, 12:53

Type Values Removed Values Added
References () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379 - () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379 - US Government Resource

22 Oct 2025, 00:16

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379 -

21 Oct 2025, 20:17

Type Values Removed Values Added
References
  • {'url': 'https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379', 'source': '134c704f-9b21-4f2e-91b3-4a467353bcc0'}

21 Oct 2025, 19:17

Type Values Removed Values Added
References
  • () https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2018-13379 -

21 Nov 2024, 03:46

Type Values Removed Values Added
References () https://fortiguard.com/advisory/FG-IR-18-384 - Mitigation, Vendor Advisory () https://fortiguard.com/advisory/FG-IR-18-384 - Mitigation, Vendor Advisory
References () https://www.fortiguard.com/psirt/FG-IR-20-233 - Vendor Advisory () https://www.fortiguard.com/psirt/FG-IR-20-233 - Vendor Advisory
CVSS v2 : 5.0
v3 : 9.8 		v2 : 5.0
v3 : 9.1

25 Jul 2024, 14:09

Type Values Removed Values Added
First Time Fortinet fortiproxy
References () https://www.fortiguard.com/psirt/FG-IR-20-233 - () https://www.fortiguard.com/psirt/FG-IR-20-233 - Vendor Advisory
CPE cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:2.0.0:*:*:*:*:*:*:*

03 Jun 2021, 11:15

Type Values Removed Values Added
References
  • {'url': 'https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf', 'name': 'https://i.blackhat.com/USA-19/Wednesday/us-19-Tsai-Infiltrating-Corporate-Intranet-Like-NSA.pdf', 'tags': ['Third Party Advisory'], 'refsource': 'MISC'}
  • {'url': 'https://github.com/blacklotuslabs/Development/blob/master/Mitigations/CVE/CVE-2018-13379/CVE-2018-13379%20-%20Summary%20%26%20Emergency%20Mitigations.pdf', 'name': 'https://github.com/blacklotuslabs/Development/blob/master/Mitigations/CVE/CVE-2018-13379/CVE-2018-13379%20-%20Summary%20%26%20Emergency%20Mitigations.pdf', 'tags': [], 'refsource': 'MISC'}
  • {'url': 'https://devco.re/blog/2019/08/09/attacking-ssl-vpn-part-2-breaking-the-Fortigate-ssl-vpn/', 'name': 'https://devco.re/blog/2019/08/09/attacking-ssl-vpn-part-2-breaking-the-Fortigate-ssl-vpn/', 'tags': ['Exploit', 'Third Party Advisory'], 'refsource': 'MISC'}
  • {'url': 'http://packetstormsecurity.com/files/154147/FortiOS-5.6.7-6.0.4-Credential-Disclosure.html', 'name': 'http://packetstormsecurity.com/files/154147/FortiOS-5.6.7-6.0.4-Credential-Disclosure.html', 'tags': ['Third Party Advisory', 'VDB Entry'], 'refsource': 'MISC'}
  • {'url': 'http://packetstormsecurity.com/files/154146/FortiOS-5.6.7-6.0.4-Credential-Disclosure.html', 'name': 'http://packetstormsecurity.com/files/154146/FortiOS-5.6.7-6.0.4-Credential-Disclosure.html', 'tags': ['Third Party Advisory', 'VDB Entry'], 'refsource': 'MISC'}
  • {'url': 'http://www.securityfocus.com/bid/108693', 'name': '108693', 'tags': ['Third Party Advisory', 'VDB Entry'], 'refsource': 'BID'}
  • (CONFIRM) https://www.fortiguard.com/psirt/FG-IR-20-233 -
Summary 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 under SSL VPN web portal allows an unauthenticated attacker to download system files via special crafted HTTP resource requests. 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.
Information

Published : 2019-06-04 21:29

Updated : 2025-10-24 12:53

NVD link : CVE-2018-13379

Mitre link : CVE-2018-13379

CVE.ORG link : CVE-2018-13379

JSON object : View

Products Affected

fortinet

  • fortios
  • fortiproxy
CWE
CWE-22

Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')