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FortinetCVE-2018-9195

HistoryNov 21, 2019 - 3:15 p.m.

CVE-2018-9195

2019-11-2115:15:12

CWE-798

fortinet

web.nvd.nist.gov

cve-2018-9195

hardcoded key

fortiguard services

mitm

eavesdropping

information modification

cryptographic vulnerability

CVSS2

4.3

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

47.9%

JSON

Use of a hardcoded cryptographic key in the FortiGuard services communication protocol may allow a Man in the middle with knowledge of the key to eavesdrop on and modify information (URL/SPAM services in FortiOS 5.6, and URL/SPAM/AV services in FortiOS 6.0.; URL rating in FortiClient) sent and received from Fortiguard severs by decrypting these messages. Affected products include FortiClient for Windows 6.0.6 and below, FortiOS 6.0.7 and below, FortiClient for Mac OS 6.2.1 and below.

Affected configurations

Nvd

Node

fortinetforticlientRange≤6.0.6windows

fortinetforticlientRange≤6.2.1macos

fortinetfortiosRange≤6.0.6

VendorProductVersionCPE
fortinetforticlient*cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:windows:*:*
fortinetforticlient*cpe:2.3:a:fortinet:forticlient:*:*:*:*:*:macos:*:*
fortinetfortios*cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
fortinet	forticlient	*	cpe:2.3:a:fortinet:forticlient::::::windows::*
fortinet	forticlient	*	cpe:2.3:a:fortinet:forticlient::::::macos::*
fortinet	fortios	*	cpe:2.3:o:fortinet:fortios::::::::

CNA Affected

[
  {
    "product": "FortiClient for Windows",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiClient for Windows 6.0.6 and below"
      }
    ]
  },
  {
    "product": "FortiOS",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiOS 6.0.7 and below"
      }
    ]
  },
  {
    "product": "FortiClient for Mac OS",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiClient for Mac OS 6.2.1 and below"
      }
    ]
  }
]

References

fortiguard.com/advisory/FG-IR-18-100

CVSS2

4.3

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

CVSS3

5.9

Attack Vector

NETWORK

Attack Complexity

HIGH

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

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

AI Score

5.5

Confidence

High

EPSS

0.001

Percentile

47.9%

JSON

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