Remote command execution in TP-Link Archer C5400X



Risk Critical
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2024-5035
CWE-ID CWE-78
Exploitation vector Network
Public exploit Public exploit code for vulnerability #1 is available.
Vulnerable software
 Archer C4500X
Hardware solutions / Routers for home users

Vendor TP-Link

Security Bulletin

This security bulletin contains one critical risk vulnerability.

1) OS Command Injection

EUVDB-ID: #VU89842

Risk: Critical

CVSSv4.0: 8.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Red]

CVE-ID: CVE-2024-5035

CWE-ID: CWE-78 - Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to execute arbitrary shell commands on the target system.

The vulnerability exists due to improper input validation within the "rftest" service. A remote unauthenticated attacker can send specially crafted requests to ports TCP/8888, TCP/8889, or TCP/8890 and execute arbitrary OS commands on the target device.

Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

Archer C4500X: 1_1.1.4 - 1_1.1.6

CPE2.3 External links

https://onekey.com/blog/security-advisory-remote-command-execution-on-tp-link-archer-c5400x/
https://www.tp-link.com/en/support/download/archer-c5400x/#Firmware


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

How the attacker can exploit this vulnerability?

The attacker would have to send a specially crafted request to the affected device in order to exploit this vulnerability.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability. However, proof of concept for this vulnerability is available.



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