Vulnerability Details : CVE-2021-41028

A combination of a use of hard-coded cryptographic key vulnerability [CWE-321] in FortiClientEMS 7.0.1 and below, 6.4.6 and below and an improper certificate validation vulnerability [CWE-297] in FortiClientWindows, FortiClientLinux and FortiClientMac 7.0.1 and below, 6.4.6 and below may allow an unauthenticated and network adjacent attacker to perform a man-in-the-middle attack between the EMS and the FCT via the telemetry protocol.
Published 2021-12-16 19:15:08
Updated 2022-01-04 15:29:24
Source Fortinet, Inc.
View at NVD,   CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2021-41028

Probability of exploitation activity in the next 30 days: 0.06%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 24 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2021-41028

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source
5.4
 MEDIUM AV:A/AC:M/Au:N/C:P/I:P/A:P
5.5
6.4
 NIST
7.5
 HIGH CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
1.6
5.9
 NIST
8.2
 HIGH CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:C/C:L/I:H/A:H
1.6
6.0
 Fortinet, Inc.

CWE ids for CVE-2021-41028

  • The product does not validate, or incorrectly validates, a certificate.
    Assigned by: nvd@nist.gov (Primary)
  • The product contains hard-coded credentials, such as a password or cryptographic key, which it uses for its own inbound authentication, outbound communication to external components, or encryption of internal data.
    Assigned by: nvd@nist.gov (Primary)

References for CVE-2021-41028

Products affected by CVE-2021-41028

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