Command Injection in TP-Link TL-WR841N



Published: 2023-11-15
Risk Medium
Patch available YES
Number of vulnerabilities 1
CVE-ID CVE-2023-39471
CWE-ID CWE-77
Exploitation vector Local network
Public exploit N/A
Vulnerable software
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TL-WR841N
Hardware solutions / Routers for home users

Vendor TP-Link

Security Bulletin

This security bulletin contains one medium risk vulnerability.

1) Command Injection

EUVDB-ID: #VU83190

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:A/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2023-39471

CWE-ID: CWE-77 - Command injection

Exploit availability: No

Description

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

The vulnerability exists due to improper input validation within the ated_tp service. A remote unauthenticated attacker on the local network can pass specially crafted data to the application and execute arbitrary commands on the target system.

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

Mitigation

Install updates from vendor's website.

Vulnerable software versions

TL-WR841N: All versions

External links

http://www.zerodayinitiative.com/advisories/ZDI-23-1624/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the local network (LAN).

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.



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