CVE-2021-41028
CVSS V2 Medium 5.4
CVSS V3 High 7.5
Description
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.
Overview
- CVE ID
- CVE-2021-41028
- Assigner
- psirt@fortinet.com
- Vulnerability Status
- Analyzed
- Published Version
- 2021-12-16T19:15:08
- Last Modified Date
- 2022-01-04T15:29:24
Weakness Enumerations
CPE Configuration (Product)
| CPE | Vulnerable | Operator | Version Start | Version End |
|---|---|---|---|---|
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:macos:*:* | 1 | OR | 6.0.0 | 6.0.9 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:* | 1 | OR | 6.0.0 | 6.0.9 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:* | 1 | OR | 6.2.0 | 6.2.9 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:macos:*:* | 1 | OR | 6.2.0 | 6.2.9 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:* | 1 | OR | 6.2.0 | 6.2.9 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:linux:*:* | 1 | OR | 6.4.0 | 6.4.6 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:macos:*:* | 1 | OR | 6.4.0 | 6.4.6 |
| cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:* | 1 | OR | 6.4.0 | 6.4.6 |
| cpe:2.3:a:fortinet:forticlient:7.0.0:*:*:*:*:linux:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient:7.0.0:*:*:*:*:macos:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient:7.0.0:*:*:*:*:windows:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient:7.0.1:*:*:*:*:linux:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient:7.0.1:*:*:*:*:macos:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient:7.0.1:*:*:*:*:windows:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient_endpoint_management_server:*:*:*:*:*:*:*:* | 1 | OR | 6.2.0 | 6.2.9 |
| cpe:2.3:a:fortinet:forticlient_endpoint_management_server:*:*:*:*:*:*:*:* | 1 | OR | 6.4.0 | 6.4.6 |
| cpe:2.3:a:fortinet:forticlient_endpoint_management_server:7.0.0:*:*:*:*:*:*:* | 1 | OR | ||
| cpe:2.3:a:fortinet:forticlient_endpoint_management_server:7.0.1:*:*:*:*:*:*:* | 1 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:A/AC:M/Au:N/C:P/I:P/A:P
- Access Vector
- ADJACENT_NETWORK
- Access Compatibility
- MEDIUM
- Authentication
- NONE
- Confidentiality Impact
- PARTIAL
- Integrity Impact
- PARTIAL
- Availability Impact
- PARTIAL
- Base Score
- 5.4
- Severity
- MEDIUM
- Exploitability Score
- 5.5
- Impact Score
- 6.4
CVSS Version 3
- Version
- 3.1
- Vector String
- CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
- Attack Vector
- ADJACENT_NETWORK
- Attack Compatibility
- HIGH
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- HIGH
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 1.6
- Impact Score
- 5.9
References
| Reference URL | Reference Tags |
|---|---|
| https://fortiguard.com/advisory/FG-IR-21-075 | Vendor Advisory |
Sources
| Source Name | Source URL |
|---|---|
| NIST | https://nvd.nist.gov/vuln/detail/CVE-2021-41028 |
| MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-41028 |
History
| Created | Old Value | New Value | Data Type | Notes |
|---|---|---|---|---|
| 2022-05-10 06:39:16 | Added to TrackCVE | |||
| 2022-12-06 04:13:43 | 2021-12-16T19:15Z | 2021-12-16T19:15:08 | CVE Published Date | updated |
| 2022-12-06 04:13:43 | 2022-01-04T15:29:24 | CVE Modified Date | updated | |
| 2022-12-06 04:13:43 | Analyzed | Vulnerability Status | updated |