Vulnerability CVE-2018-9195


Published: 2019-11-21   Modified: 2019-11-24

Description:
Use of a hardcoded cryptographic key in the FortiGuard services communication protocol may allow a Man in the middle with knowledge of the key to eavesdrop on and modify information (URL/SPAM services in FortiOS 5.6, and URL/SPAM/AV services in FortiOS 6.0.; URL rating in FortiClient) sent and received from Fortiguard severs by decrypting these messages. Affected products include FortiClient for Windows 6.0.6 and below, FortiOS 6.0.7 and below, FortiClient for Mac OS 6.2.1 and below.

See advisories in our WLB2 database:
Topic
Author
Date
Med.
FortiOS 6.0.6 / FortiClientWindows 6.0.6 / FortiClientMac 6.2.1 XOR Encryption
Stefan Viehbock
27.11.2019

Type:

CWE-798

CVSS2 => (AV:N/AC:M/Au:N/C:P/I:N/A:N)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
Partial
None
None
Affected software
Fortinet -> Forticlient 
Fortinet -> Fortios 

 References:
https://fortiguard.com/advisory/FG-IR-18-100

Copyright 2020, cxsecurity.com

 

Back to Top