CVE-2019-15711
A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow an user with low privilege to run system commands under root privilege via injecting specially crafted "ExportLogs" type IPC client requests to the fctsched process.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.52%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A privilege escalation vulnerability in FortiClient for Linux 6.2.1 and below may allow an user with low privilege to run system commands under root privilege via injecting specially crafted "ExportLogs" type IPC client requests to the fctsched process.
- CVSS 3.1
- 7.8 HIGHCVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 0.52% probability · 44th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Affected
- fortinet/forticlient
- Source
- psirt@fortinet.com
EPSS 0.5% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://danishcyberdefence.dk/blog/forticlient_linuxExploit, Third Party Advisory
- https://fortiguard.com/psirt/FG-IR-19-238Vendor Advisory
- https://danishcyberdefence.dk/blog/forticlient_linuxExploit, Third Party Advisory
- https://fortiguard.com/psirt/FG-IR-19-238Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.