CVE-2021-26112

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.

CVSS v3 9.8 CRITICAL
CVSS v2.0 7.5 HIGH

9.8^/10

CVSS v3 : CRITICAL

Vector :

Exploitability : 3.9 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.5^/10

CVSS v2.0 : HIGH

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

Exploitability : 10.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://fortiguard.com/psirt/FG-IR-21-065	Patch Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:fortinet:fortiwan:*:*:*:*:*:*:*:*

History

13 Apr 2022, 18:46

Type	Values Removed	Values Added
CPE		cpe:2.3:a:fortinet:fortiwan::::::::
CWE		CWE-787
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.5 v3 : 9.8
References	~~(CONFIRM) https://fortiguard.com/psirt/FG-IR-21-065 -~~	(CONFIRM) https://fortiguard.com/psirt/FG-IR-21-065 - Patch, Vendor Advisory

06 Apr 2022, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-04-06 10:15

Updated : 2024-02-04 22:29

NVD link : CVE-2021-26112

Mitre link : CVE-2021-26112

CVE.ORG link : CVE-2021-26112

JSON object : View

Products Affected

fortinet

fortiwan

CWE

CWE-787

Out-of-bounds Write

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