What is CVE-2021-28857?

CVE-2021-28857 is a high-severity vulnerability in TP-Link Tl-Wpa4220, classified under Insufficiently Protected Credentials. CVSS score: 7.5/10. Published 2021-06-15.

How severe is CVE-2021-28857?

High severity. CVSS v3 base score is 7.5 out of 10.

Vulnerability in TP-Link Tl-Wpa4220

CVE-2021-28857

TP-Link's TL-WPA4220 4.0.2 Build 20180308 Rel.37064 username and password are sent via the cookie.

EPSS: 0.013 (67.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N.

Affected products

Tp-link Tl-wpa4220 — versions 4.0
Tp-link Tl-wpa4220_firmware — versions 4.0.2
N/a — versions n/a

Weakness classification (CWE)

CWE-522 — Insufficiently Protected Credentials

References

cve@mitre.org (Exploit, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-28857?: CVE-2021-28857 is a high-severity vulnerability in TP-Link Tl-Wpa4220, classified under Insufficiently Protected Credentials. CVSS score: 7.5/10. Published 2021-06-15.
How severe is CVE-2021-28857?: High severity. CVSS v3 base score is 7.5 out of 10.