VulnerabilityModified
CVE-2020-9291
An Insecure Temporary File vulnerability in FortiClient for Windows 6.2.1 and below may allow a local user to gain elevated privileges via exhausting the pool of temporary file names combined with a symbolic link attack.
HIGH 7.8EPSS 0.53%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (0.53%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An Insecure Temporary File vulnerability in FortiClient for Windows 6.2.1 and below may allow a local user to gain elevated privileges via exhausting the pool of temporary file names combined with a symbolic link attack.
- 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
- 0.53% probability · 43th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-668
- Affected
- fortinet/forticlient
- Source
- psirt@fortinet.com
References
- https://fortiguard.com/psirt/FG-IR-20-040Broken Link
- https://www.fortiguard.com/psirt/FG-IR-20-040Vendor Advisory
- https://fortiguard.com/psirt/FG-IR-20-040Broken Link
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.