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Vulnerability record · CVE-2020-10971 · published 7 May 2020

CVE-2020-10971: Wavlink wl-wn575a3 firmware improper input validation vulnerability

Wavlink · Wl Wn575a3 Firmware

An issue was discovered on Wavlink Jetstream devices where a crafted POST request can be sent to adm.cgi that will result in the execution of the supplied command if there is an active session at the same time. The POST request itself is not validated to ensure it came from the active session. Affected devices are: Wavlink WN530HG4, Wavlink WN575A3, Wavlink WN579G3,Wavlink WN531G3, Wavlink WN533A8, Wavlink WN531A6, Wavlink WN551K1, Wavlink WN535G3, Wavlink WN530H4, Wavlink WN57X93, WN572HG3, Wavlink WN578A2, Wavlink WN579G3, Wavlink WN579X3, and Jetstream AC3000/ERAC3000

8.8 CVSS 3.1 High EPSS 2.7% · top 14.5% CWE-20 · Improper input validation
8.8CVSS 3.1 base score, v2 9.3
2.7%EPSS exploitation probability, 30 days
NoNot in CISA KEV
3Affected product versions listed by NVD
8References
17 Jun 2026Last modified by NVD

Description

An issue was discovered on Wavlink Jetstream devices where a crafted POST request can be sent to adm.cgi that will result in the execution of the supplied command if there is an active session at the same time. The POST request itself is not validated to ensure it came from the active session. Affected devices are: Wavlink WN530HG4, Wavlink WN575A3, Wavlink WN579G3,Wavlink WN531G3, Wavlink WN533A8, Wavlink WN531A6, Wavlink WN551K1, Wavlink WN535G3, Wavlink WN530H4, Wavlink WN57X93, WN572HG3, Wavlink WN578A2, Wavlink WN579G3, Wavlink WN579X3, and Jetstream AC3000/ERAC3000

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H

Affected products

3 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/Roni-Carta/nyra
https://github.com/sudo-jtcsec/CVE/blob/master/CVE-2020-10971 Third Party Advisory
https://github.com/sudo-jtcsec/CVE/blob/master/CVE-2020-10971-Affected_Devices
https://github.com/sudo-jtcsec/Nyra
https://github.com/Roni-Carta/nyra
https://github.com/sudo-jtcsec/CVE/blob/master/CVE-2020-10971 Third Party Advisory
https://github.com/sudo-jtcsec/CVE/blob/master/CVE-2020-10971-Affected_Devices
https://github.com/sudo-jtcsec/Nyra

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-10971), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.