01 Record
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
MediumPUBLISHEDCNA: fortinet
CNA base score6.3 CVSS v3.xCVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
02 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
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatablenoAt least one step from reconnaissance to exploitation cannot be reliably automated.
- Technical ImpactpartialSuccessful exploitation gives limited control of the vulnerable component.
- EPSS probability
- 0.52% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 44.4% of scored records. A rank, not a probability.
- NVD base score
- 7.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2020-06-01 18:39Z6 YR AGO
- Last updated
- 2024-10-25 14:01Z2 YR AGO
- Reserved
- 2020-02-19
- Assigning CNA
- fortinet
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.3)
- CNA CVSS vector
- CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L
- Weaknesses
- CWE-668Exposure of Resource to Wrong SphereClass
- Data version
- 5.1
- Document digest
- db6ac5e96b18a6c1bb6e7e2d783b341d2be9dbe33abc0659aa1ef2b117577e18
05 Affected products
VendorProductVersionsPlatforms
FortinetFortinet FortiClient for WindowsFortiClient for Windows 6.2.1 and earlier and FortiClient for Windows 6.0.9 and earlier—
06 References
- fortiguard.comhttps://fortiguard.com/psirt/FG-IR-20-040