What’s Vulnerable › Vulnerabilities

CVE-2021-42232

• Severity: critical (CVSS 9.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 4.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2022-08-23 · updated 2026-07-09
• Weakness: CWE-78

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.

Affected products

• TP-Link Archer A7: 210519

References

• https://github.com/mQaLeX/IoT/blob/main/tp-link/Archer%20A7%28US%29_V5_20519_tddp.md
• https://github.com/mQaLeX/IoT/blob/main/tp-link/Archer%20A7%28US%29_V5_20519_tddp.md

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