Cleartext storage of sensitive information in FortiOS - CVE-2019-17655
Published: June 16, 2020 / Updated: March 4, 2021
Vulnerability identifier: #VU30254
CSH Severity: Medium
CVSS v4: 8.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:N/VA:N/SC:N/SI:N/SA:N]
CVE-ID: CVE-2019-17655
CWE-ID: CWE-312
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.
A cleartext storage in a file or on disk (CWE-313) vulnerability in FortiOS SSL VPN 6.2.0 to 6.2.2, 6.0.9 and below may allow an attacker to retrieve a logged-in SSL VPN user's credentials should that attacker be able to read the session file stored on the targeted device's system.
Affected software
FortiOS
FortiProxy
FortiProxy
How to mitigate CVE-2019-17655
Install update from vendor's website.
FortiOS - update to 6.2.3
FortiProxy - addressed in versions 1.2.10, 2.0.1
FortiProxy - addressed in versions 1.2.10, 2.0.1