Fortinet FortiOS - Credentials Disclosure (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.
psychologyCrowdSec Analysis
CVE-2018-13379 is a critical path traversal vulnerability affecting Fortinet FortiOS and FortiProxy SSL VPN portals, allowing unauthenticated attackers to download sensitive system files via specially crafted requests.
CrowdSec has been tracking this vulnerability and its exploits since 9th of December 2021.
Based on data from the CrowdSec network, nearly all observed exploitation of CVE-2018-13379 is fully opportunistic, with attackers indiscriminately scanning the entire internet. These attacks are automated and lack any form of target selection or reconnaissance. Additionally, according to week-over-week analysis by CrowdSec, exploitation of CVE-2018-13379 is surging. Attack volumes are spiking well above historical norms, indicating widespread and escalating interest from threat actors. CVE-2018-13379 is currently experiencing high visibility and active exploitation across the internet.
Observed exploitation attempts often target URLs that include /remote/fgt_lang?lang=/../.
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| Event | Date |
|---|---|
| CVE Published | 2019-06-04 |
| CISA KEV | 2021-11-03 |
| Rule Released | 2021-12-09 |
| CrowdSec First Seen | 2021-12-09 |
| CISA Remediation Deadline | 2022-05-03 |