Vulnerability Details : CVE-2021-26089
An improper symlink following in FortiClient for Mac 6.4.3 and below may allow an non-privileged user to execute arbitrary privileged shell commands during installation phase.
Products affected by CVE-2021-26089
- cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:macos:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-26089
0.05%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 13 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-26089
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.2
|
HIGH | AV:L/AC:L/Au:N/C:C/I:C/A:C |
3.9
|
10.0
|
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
|
NIST | |
|
6.7
|
MEDIUM | CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H |
0.8
|
5.9
|
Fortinet, Inc. |
CWE ids for CVE-2021-26089
-
The product attempts to access a file based on the filename, but it does not properly prevent that filename from identifying a link or shortcut that resolves to an unintended resource.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-26089
-
https://fortiguard.com/advisory/FG-IR-21-022
FortiClientMac - Privilege escalation by abusing a Symlink following vulnerability | FortiGuardVendor Advisory
-
https://www.zerodayinitiative.com/advisories/ZDI-22-078/
ZDI-22-078 | Zero Day InitiativeThird Party Advisory;VDB Entry
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