CVE-2021-44158

ASUS RT-AX56U Wi-Fi Router is vulnerable to stack-based buffer overflow due to improper validation for httpd parameter length. An authenticated local area network attacker can launch arbitrary code execution to control the system or disrupt service.

CVSS v3 8.0 HIGH
CVSS v2.0 7.7 HIGH

8.0^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.1 / Impact : 5.9

Attack Vector ADJACENT_NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

7.7^/10

CVSS v2.0 : HIGH

Vector : AV:A/AC:L/Au:S/C:C/I:C/A:C

Exploitability : 5.1 / Impact : 10.0

Access Vector ADJACENT_NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

References

Link	Resource
https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html	Third Party Advisory
https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:asus:rt-ax56u_firmware:3.0.0.4.386.44266:*:*:*:*:*:*:*

cpe:2.3:h:asus:rt-ax56u:-:*:*:*:*:*:*:*

History

21 Nov 2024, 06:30

Type	Values Removed	Values Added
References	~~() https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html - Third Party Advisory~~	() https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html - Third Party Advisory

26 Jun 2023, 19:02

Type	Values Removed	Values Added
CWE	~~CWE-787~~	CWE-1284

10 Jan 2022, 21:35

Type	Values Removed	Values Added
CWE		CWE-787
CPE		cpe:2.3:h:asus:rt-ax56u:-:::::::* cpe:2.3:o:asus:rt-ax56u_firmware:3.0.0.4.386.44266:::::::*
References	~~(CONFIRM) https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html -~~	(CONFIRM) https://www.twcert.org.tw/tw/cp-132-5431-d23be-1.html - Third Party Advisory
CVSS	v2 : ~~unknown~~ v3 : ~~unknown~~	v2 : 7.7 v3 : 8.0

03 Jan 2022, 10:15

Type	Values Removed	Values Added
New CVE

Information

Published : 2022-01-03 10:15

Updated : 2024-11-21 06:30

NVD link : CVE-2021-44158

Mitre link : CVE-2021-44158

CVE.ORG link : CVE-2021-44158

JSON object : View

Products Affected

asus

rt-ax56u
rt-ax56u_firmware

CWE

CWE-121

Stack-based Buffer Overflow

CWE-1284

Improper Validation of Specified Quantity in Input

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