Actively exploited · Published Aug 31, 2020 · Assigned by mitre
CVE-2020-24363
High 8.8 Exploited
In plain English
A high-severity missing authentication in TL-WA855RE from TP-Link. Attackers are actively exploiting it in the wild (listed by CISA on September 2, 2025). The chance it is exploited in the next 30 days is estimated at 22.2% (higher than 98% of all known vulnerabilities). Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
CISA guidance
Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.
Federal agencies must remediate by Sep 23, 2025.
Official description
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.
Affected products (as reported)
Weakness: CWE-306 · Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
References
- https://www.tp-link.com/us/support/download/tl-wa855re/#Firmware x_refsource_MISC
- http://malwrforensics.com/en/2020/08/31/cve-2020-24363-tl-wa855re-v5-advisory/ x_refsource_MISC
- https://pastebin.com/VjHM4UiA x_refsource_MISC
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2020-24363 government-resource