CVE-2020-24363 — TP-link TL-WA855RE Missing Authentication for Critical Function Vulnerability
CVE-2020-24363: TP-link TL-WA855RE Missing Authentication for Critical Function Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | TP-Link |
| Product | TL-WA855RE |
| Date added | 2025-09-02 |
| Due date | 2025-09-23 |
| Ransomware campaign use | Unknown |
Description
TP-link TL-WA855RE contains a missing authentication for critical function vulnerability. This vulnerability could 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. The impacted products could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization.
Required action (CISA)
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Notes
https://www.tp-link.com/us/home-networking/range-extender/tl-wa855re/#overview ; https://www.tp-link.com/us/support/download/tl-wa855re/#FAQs ; https://nvd.nist.gov/vuln/detail/CVE-2020-24363
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2020-24363
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog