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cve[email protected]CVE-2021-41019
HistoryNov 02, 2021 - 6:15 p.m.

CVE-2021-41019

2021-11-0218:15:08
CWE-295
web.nvd.nist.gov
25
cve-2021-41019
cwe-297
fortios
ldap
certificate validation
security vulnerability

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

6.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

42.4%

An improper validation of certificate with host mismatch [CWE-297] vulnerability in FortiOS versions 6.4.6 and below may allow the connection to a malicious LDAP server via options in GUI, leading to disclosure of sensitive information, such as AD credentials.

Affected configurations

NVD
Node
fortinetfortiosRange6.4.06.4.6

CNA Affected

[
  {
    "product": "Fortinet FortiOS",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiOS 6.4.6, 6.4.5, 6.4.4, 6.4.3, 6.4.2, 6.4.1, 6.4.0, 6.2.9, 6.2.8, 6.2.7, 6.2.6, 6.2.5, 6.2.4, 6.2.3, 6.2.2, 6.2.1"
      }
    ]
  }
]

4.3 Medium

CVSS2

Attack Vector

NETWORK

Attack Complexity

MEDIUM

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

AV:N/AC:M/Au:N/C:P/I:N/A:N

6.5 Medium

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

REQUIRED

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:N

6.3 Medium

AI Score

Confidence

High

0.001 Low

EPSS

Percentile

42.4%

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