CVE-2021-22127

CVSS V2 High 7.9 CVSS V3 High 8
Description
An improper input validation vulnerability in FortiClient for Linux 6.4.x before 6.4.3, FortiClient for Linux 6.2.x before 6.2.9 may allow an unauthenticated attacker to execute arbitrary code on the host operating system as root via tricking the user into connecting to a network with a malicious name.
Overview
  • CVE ID
  • CVE-2021-22127
  • Assigner
  • psirt@fortinet.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-04-06T16:15:07
  • Last Modified Date
  • 2022-04-13T18:00:34
Weakness Enumerations
CWE URL
CWE-78 http://cwe.mitre.org/data/definitions/78.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:* 1 OR 6.2.9
cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:* 1 OR 6.4.0 6.4.3
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:A/AC:M/Au:N/C:C/I:C/A:C
  • Access Vector
  • ADJACENT_NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 7.9
  • Severity
  • HIGH
  • Exploitability Score
  • 5.5
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:A/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
  • Attack Vector
  • ADJACENT_NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 8
  • Base Severity
  • HIGH
  • Exploitability Score
  • 2.1
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://fortiguard.com/advisory/FG-IR-20-241 Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-22127
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-22127
History
Created Old Value New Value Data Type Notes
2022-05-10 15:43:03 Added to TrackCVE
2022-12-06 14:24:47 2022-04-06T16:15Z 2022-04-06T16:15:07 CVE Published Date updated
2022-12-06 14:24:47 2022-04-13T18:00:34 CVE Modified Date updated
2022-12-06 14:24:47 Analyzed Vulnerability Status updated