CVE-2021-43702
What it is
ASUS RT-A88U 3.0.0.4.386_45898 is vulnerable to Cross Site Scripting (XSS). The ASUS router admin panel does not sanitize the WiFI logs correctly, if an attacker was able to change the SSID of the router with a custom payload, they could achieve stored XSS on the device.
At a glance
- Exploitability
- Can be exploited over the network with a low-privilege account, but needs a user to act. High risk of data exposure, data tampering, service disruption.
- Exploit odds
- 1.0% chance of exploitation in the next 30 days (EPSS).
- Fix
- A patch, advisory or fixed version is referenced. Upgrade or apply it.
Timeline
- PublishedDisclosed publicly on CVE.org and NVD
- Last updatedMost recent change to the record
Why it ranks here
- Exploited in the wild: no, CISA does not list it.
- Exploit odds: 1.0% in the next 30 days (EPSS).
- Severity: 9.0 CRITICAL (CVSS).
- Fix: a patch or advisory is linked.
Details
- Published
- Last modified
- Exploit probability
- 1.0% · EPSS, next 30 days
- Weakness
- CWE-79 · Cross-site scripting
- Record status
- Modified
Affected
- Asus Zenwifi xd4s Firmware 3.0.0.4.386.46061
- Asus Zenwifi xt9 Firmware 3.0.0.4.386.46061
- Asus Zenwifi xd5 Firmware 3.0.0.4.386.46061
- Asus Zenwifi Pro et12 Firmware 3.0.0.4.386.46061
- Asus Zenwifi Pro xt12 Firmware 3.0.0.4.386.46061
- Asus Zenwifi Ax Hybrid Firmware 3.0.0.4.386.46061
- Asus Zenwifi et8 Firmware 3.0.0.4.386.46061
- Asus Zenwifi xd6 Firmware 3.0.0.4.386.46061
Attack profile CVSS 3.1 · 9.0
- Attack vector
- Network
- Complexity
- Low
- Privileges needed
- Low
- User interaction
- Required
- Scope
- Changed
- Confidentiality
- High
- Integrity
- High
- Availability
- High
Raw vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Is it in your code?
Hand this to your coding agent. It searches your project for the affected products and checks versions. Nothing leaves your machine.
Read https://cve-list.com/agent/cve/CVE-2021-43702.md and follow it. Check whether this project is affected by CVE-2021-43702. Read only. Don't change anything and don't upload my code. Tell me yes, no or not sure, with the file as proof.
Fix and advisories
- https://www.asus.com/uk/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AC88U/
- https://www.asus.com/uk/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AC88U/
References
- https://www.asus.com/uk/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AC88U/
- https://www.kroll.com/en/insights/publications/cyber/cve-2021-43702-from-discovery-to-patch
- https://www.asus.com/uk/Networking-IoT-Servers/WiFi-Routers/ASUS-WiFi-Routers/RT-AC88U/
- https://www.kroll.com/en/insights/publications/cyber/cve-2021-43702-from-discovery-to-patch