CVE DATABASE / CVE-2020-24363
CVE-2020-24363
TP-link TL-WA855RE Missing Authentication for Critical Function Vulnerability
Confirmed exploited in the wild. Added 2025-09-02.
Federal remediation due 2025-09-23.
Required action: Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Summary
TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the same network) to submit a TDDP_RESET POST request for a factory reset and reboot. The attacker can then obtain incorrect access control by setting a new administrative password.
CVSS 3.1 breakdown
| Base score | 8.8 (HIGH) |
| Vector | CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
| Attack vector | ADJACENT_NETWORK |
| Attack complexity | LOW |
| Privileges required | NONE |
| User interaction | NONE |
| Scope | UNCHANGED |
| Confidentiality | HIGH |
| Integrity | HIGH |
| Availability | HIGH |
Weakness type (CWE)
Affected products
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References
- http://malwrforensics.com/en/2020/08/31/cve-2020-24363-tl-wa855re-v5-advisory/
- https://pastebin.com/VjHM4UiA
- https://www.tp-link.com/us/support/download/tl-wa855re/#Firmware
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-24363
Data: NIST NVD + CISA KEV. NVD last modified 2025-11-07. Always verify against the vendor advisory before acting.