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CVE-2021-41437

Published: Sep 26, 2022Updated: May 21, 2025 Sources: CVE List NVDCWE-74
NVD MITRE
6.5CVSSMEDIUM
EPSS Score
0.8%
Top 47.0%
CISA KEV
Not in KEV
Exploits
1 Known
Remediation
Patch Available

Description

An HTTP response splitting attack in web application in ASUS RT-AX88U before v3.0.0.4.388.20558 allows an attacker to craft a specific URL that if an authenticated victim visits it, the URL will give access to the cloud storage of the attacker.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:RS:UC:HI:NA:N
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:RUser Interaction
Required
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:NIntegrity
None
A:NAvailability
None
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Weaknesses

CWE-74

Affected Products

n/an/a
rt-ax88u firmwareasusHardware Firmware
asuscommercialTWHardware Firmwareaka asus tek

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

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Official Patch Available
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Execution
Initial Access
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References

https://github.com/efchatz/easy-exploits/tree/main/Web/ASUS/CVE-2021-41437
github.com
https://www.asus.com/Networking-IoT-Servers/WiFi-Routers/ASUS-Gaming-Routers/RT-AX88U/HelpDesk_BIOS/
asus.com

Timeline

Published
Sep 26, 2022
Last Updated
May 21, 2025

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