CVE-2021-42232 — CRITICAL (9.8)

Vulnerability Description

TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp. The vulnerability is caused by the program taking part of the received data packet as part of the command. This will cause an attacker to execute arbitrary commands on the router.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

HIGH

Integrity

HIGH

Availability

HIGH

Affected Products

Vendor	Product	Versions
Tp-Link	Archer A7 Firmware	210519
Tp-Link	Archer A7	v5

Related Weaknesses (CWE)

CWE-78

References

http://archer.comNot Applicable
http://tp-link.comVendor Advisory
https://github.com/mQaLeX/IoT/blob/main/tp-link/Archer%20A7%28US%29_V5_20519_tdd
http://archer.comNot Applicable
http://tp-link.comVendor Advisory
https://github.com/mQaLeX/IoT/blob/main/tp-link/Archer%20A7%28US%29_V5_20519_tdd

FAQ

What is CVE-2021-42232?

CVE-2021-42232 is a vulnerability with a CVSS score of 9.8 (CRITICAL). TP-Link Archer A7 Archer A7(US)_V5_210519 is affected by a command injection vulnerability in /usr/bin/tddp. The vulnerability is caused by the program taking part of the received data packet as part ...

How severe is CVE-2021-42232?

CVE-2021-42232 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2021-42232?

Check the references section above for vendor advisories and patch information. Affected products include: Tp-Link Archer A7 Firmware, Tp-Link Archer A7.