Critical severity9.1CISA KEVNVD Advisory· Published Jun 4, 2019· Updated Jun 17, 2026
CVE-2018-13379
CVE-2018-13379
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
6cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*+ 3 more
- cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*range: <1.2.9
- cpe:2.3:a:fortinet:fortiproxy:2.0.0:*:*:*:*:*:*:*
- (no CPE)range: 2.0.0, 1.2.0 to 1.2.8, 1.1.0 to 1.1.6, 1.0.0 to 1.0.7
- (no CPE)range: 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
Patches
Vulnerability mechanics
References
3- fortiguard.com/advisory/FG-IR-18-384nvdMitigationVendor Advisory
- www.fortiguard.com/psirt/FG-IR-20-233nvdVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalognvdUS Government Resource
News mentions
2- Inside the customer environment: Where threat actors, vulnerabilities, and exposed assets intersectTenable Blog · May 27, 2026
- The Convergence of Cloud Secrets & AI RiskSentinelOne Labs · May 13, 2026