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FortinetCVE-2021-24020

HistoryJul 09, 2021 - 7:15 p.m.

CVE-2021-24020

2021-07-0919:15:08

CWE-347

fortinet

web.nvd.nist.gov

cve-2021-24020

fortimail

cryptographic vulnerability

nvd

security risk

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.003

Percentile

70.0%

JSON

A missing cryptographic step in the implementation of the hash digest algorithm in FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7 may allow an unauthenticated attacker to tamper with signed URLs by appending further data which allows bypass of signature verification.

Affected configurations

Nvd

Node

fortinetfortimailRange6.2.0–6.2.7

fortinetfortimailRange6.4.0–6.4.5

VendorProductVersionCPE
fortinetfortimail*cpe:2.3:a:fortinet:fortimail:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
fortinet	fortimail	*	cpe:2.3:a:fortinet:fortimail::::::::

CNA Affected

[
  {
    "product": "Fortinet FortiMail",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiMail 6.4.0 through 6.4.4, and 6.2.0 through 6.2.7"
      }
    ]
  }
]

References

fortiguard.com/advisory/FG-IR-21-027

Social References

CVSS2

7.5

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

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

CVSS3

9.8

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

AI Score

9.4

Confidence

High

EPSS

0.003

Percentile

70.0%

JSON

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