What is CVE-2021-42232?

CVE-2021-42232 is a critical-severity vulnerability in Tp-link Archer_a7, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-08-23.

How severe is CVE-2021-42232?

Critical severity. CVSS v3 base score is 9.8 out of 10.

RCE in Tp-link Archer_a7

CVE-2021-42232

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 atta…

Vulnerability class: Command Injection (OS Command Injection)

EPSS: 0.022 (80.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tp-link Archer_a7 — versions v5
Tp-link Archer_a7_firmware — versions 210519
N/a — versions n/a

Weakness classification (CWE)

CWE-78 — OS Command Injection

References

af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Vendor Advisory)
af854a3a-2127-422b-91ae-364da2661108 (x_refsource_MISC, Not Applicable)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2021-42232?: CVE-2021-42232 is a critical-severity vulnerability in Tp-link Archer_a7, classified under OS Command Injection. CVSS score: 9.8/10. Published 2022-08-23.
How severe is CVE-2021-42232?: Critical severity. CVSS v3 base score is 9.8 out of 10.