TI-2020-05832 Aliases CVE-2020-7222 GHSA-4xwf-xm4x-8cjg

An issue was discovered in Amcrest Web Server 2.520.AC00.18.R 2017-06-29 WEB 3.2.1.453504.

LOW 27CWE-287Published 2020-01-17 · Updated 2024-08-04

Key facts

Attack vector: Network
Privileges required: None
User interaction: None
Attack complexity: Low
Impact type: Security bypass
Confidentiality · integrity · availability: Low · None · None
Fix status: No fix listed

Attack profile from CVSS 3.1 · NVD. Fix status from CNA. Impact type from CWE-287.

Summary

An issue was discovered in Amcrest Web Server 2.520.AC00.18.R 2017-06-29 WEB 3.2.1.453504. The login page responds with JavaScript when one tries to authenticate. An attacker who changes the result parameter (to true) in this JavaScript code can bypass authentication and achieve limited privileges (ability to see every option but not modify them).

Why it matters now

EPSS 0.01285 70th percentileScored 2026-11-07

Public exploit Yes 1 exploit referenceTagged by NVD

Fix No fix listed No fixed version in the sources yet

SSVC decision points

Not available: CISA has not published SSVC decision points for this record.

Affected products

Vendor	Product	Affected versions	Fixed in	Status	Source
—	—	all versions	—	No fix listed	CNA

— Vendor— Affected all versions Fixed in — No fix listed CNA

CPE configurations NVD · 1

CPE	Versions	Role	Vendor
cpe:2.3:a:amcrest:web_server:2.520.ac00.18.r:::::::*	2.520.ac00.18.r	Vulnerable	Amcrest

cpe:2.3:a:amcrest:web_server:2.520.ac00.18.r:*:*:*:*:*:*:* Versions 2.520.ac00.18.r Vulnerable ·Amcrest

Remediation

No fixed version listed by the sources yet.

Timeline

2026-10-02 Threatist record created from CVE-2020-7222
2026-10-03 Alias added: GHSA-4xwf-xm4x-8cjg

References

Exploit 1

https://sku11army.blogspot.com/2020/01/amcrest-2520ac0018r-login-bypass.html

Sources

This product uses the NVD API but is not endorsed or certified by the NVD. Sources and licences