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FortinetCVE-2021-26112

HistoryApr 06, 2022 - 10:15 a.m.

CVE-2021-26112

2022-04-0610:15:07

CWE-787

fortinet

web.nvd.nist.gov

cve-2021-26112

fortiwan

buffer overflow

cwe-121

network daemons

command line interpreter

memory corruption

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

Confidence

High

EPSS

0.003

Percentile

69.3%

JSON

Multiple stack-based buffer overflow vulnerabilities [CWE-121] both in network daemons and in the command line interpreter of FortiWAN before 4.5.9 may allow an unauthenticated attacker to potentially corrupt control data in memory and execute arbitrary code via specifically crafted requests.

Affected configurations

Nvd

Node

fortinetfortiwanRange≤4.5.8

VendorProductVersionCPE
fortinetfortiwan*cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*

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

CNA Affected

[
  {
    "product": "Fortinet FortiWAN",
    "vendor": "Fortinet",
    "versions": [
      {
        "status": "affected",
        "version": "FortiWAN before 4.5.9"
      }
    ]
  }
]

References

fortiguard.com/psirt/FG-IR-21-065

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

Confidence

High

EPSS

0.003

Percentile

69.3%

JSON

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