High severity · published Apr 26, 2018
CVE-2017-17543
Users' VPN authentication credentials are unsafely encrypted in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and…
7.5
CVSS
0.4%
EPSS
No
On KEV
Description
Users' VPN authentication credentials are unsafely encrypted in Fortinet FortiClient for Windows 5.6.0 and below versions, FortiClient for Mac OSX 5.6.0 and below versions and FortiClient SSLVPN Client for Linux 4.4.2335 and below versions, due to the use of a static encryption key and weak encryption algorithms.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
None
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.4% · higher than 38% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
FO
Forticlient · Fortinet
through 5.6.0; through 5.6.0 · source: NVD
FS
Forticlient Sslvpn Client · Fortinet
through 4.4.2335 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-17543
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-17543
fortiguard.com
https://fortiguard.com/advisory/FG-IR-17-214
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