Auth bypass in Acexy Wireless-N Wifi Repeater

CVE-2021-28936

The Acexy Wireless-N WiFi Repeater REV 1.0 (28.08.06.1) Web management administrator password can be changed by sending a specially crafted HTTP GET request. The administrator username has to be known (default:admin) whereas no previous authentication is required.

Vulnerability class: Broken Access Control

Published · last modified .

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:N/I:H/A:N.

EPSS exploit prediction

EPSS: 0.020 (80.4th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 80th percentile — 80.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-28936: held from 0.020 to 0.020.

EPSS over last 30 days · oldest: 0.020 · newest: 0.020 · change: 0.000

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-28936?
CVE-2021-28936 is a high-severity vulnerability in Acexy Wireless-N Wifi Repeater, classified under Incorrect Authorization. CVSS score: 7.5/10. Published 2021-03-29.
How severe is CVE-2021-28936?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-28936 known to be exploited?
2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.