Vulnerability Details : CVE-2021-41031
A relative path traversal vulnerability [CWE-23] in FortiClient for Windows versions 7.0.2 and prior, 6.4.6 and prior and 6.2.9 and below may allow a local unprivileged attacker to escalate their privileges to SYSTEM via the named pipe responsible for FortiESNAC service.
Vulnerability category: Directory traversal
Products affected by CVE-2021-41031
- Fortinet » Forticlient » For WindowsVersions from including (>=) 7.0.0 and up to, including, (<=) 7.0.2cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*
- Fortinet » Forticlient » For WindowsVersions from including (>=) 6.4.0 and up to, including, (<=) 6.4.6cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*
- Fortinet » Forticlient » For WindowsVersions from including (>=) 6.2.0 and up to, including, (<=) 6.2.9cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-41031
0.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 26 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-41031
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST | |
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
Fortinet, Inc. |
CWE ids for CVE-2021-41031
-
The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-41031
-
https://fortiguard.com/advisory/FG-IR-21-190
PSIRT Advisories | FortiGuardBroken Link;Patch;Vendor Advisory
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