CVE-2020-24363: TP-link TL-WA855RE Missing Authentication for Critical Function Vulnerability

Published Aug 31, 2020
·
Updated

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 TDDPRESET 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.

Other sources

TP-Link TL-WA855RE V5 20200415-rel37464 devices allow an unauthenticated attacker (on the same network) to submit a TDDPRESET POST request for a factory reset and reboot. The attacker can then obtain incorrect access control by setting a new administrative password.

Affected Software

5 affected components
TP-Link TL-WA855RE Firmware=20200415
TP-Link TL-WA855RE=v5
TP-Link TL-WA855RE
All of the following
TP-Link TL-WA855RE Firmware<200731
TP-Link TL-WA855RE=v5

Remediation

Recommended actions to resolve this vulnerability, in priority order.

  1. Remove

    Remove TP-Link TL-WA855RE V5 20200415-rel37464 from your environment.

    Discontinue product utilization (users should discontinue product utilization).

  2. Compensating control

    Follow applicable BOD 22-01 guidance for cloud services.

Event History

Aug 31, 2020
CVE Published
via MITRE·03:49 PM
Data Sourced
via MITRE·03:49 PM
Description
Data Sourced
via NVD·04:15 PM
DescriptionSeverityWeaknessAffected Software
Sep 2, 2025
Known Exploited
via CISA·12:00 AM
Data Sourced
via CISA·12:00 AM
RemedyDescriptionAffected Software
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Frequently Asked Questions

1

What is the severity of CVE-2020-24363?

CVE-2020-24363 is considered to be of medium severity due to its potential for unauthorized access.

2

How do I fix CVE-2020-24363?

To fix CVE-2020-24363, you should update the firmware of the TP-Link TL-WA855RE to the latest version provided by TP-Link.

3

Who is affected by CVE-2020-24363?

Devices running the TP-Link TL-WA855RE with firmware version 20200415 are affected by CVE-2020-24363.

4

What type of attack does CVE-2020-24363 enable?

CVE-2020-24363 enables an unauthenticated attacker on the same network to reset the device and potentially gain inappropriate access.

5

Can CVE-2020-24363 be exploited remotely?

No, CVE-2020-24363 requires the attacker to be on the same local network as the affected device.

Contact

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