Zyxel Communications Corp. ATP200

Name: Zyxel Communications Corp. ATP200
Brand: Zyxel Communications Corp.

productRU

A product tracked in the threat graph; the vulnerabilities below are known to affect it.

by severity

2critical1high2medium0low

updated 2026-10-27

vulnerabilities (7)

Related CVEs.

sort

ID	severity	EPSS	exploitable	patched	published	affected
CVE-2020-9054US	critical9.8OT critical	100.0% (100th)	KEV	no fix	2020-03-04	≤ 4.35(ABFW.3)C0
CVE-2023-28771US	—OT critical	99.3% (100th)	KEV	no fix	2023-04-25	4.60 → 5.36
CVE-2020-29583US	critical9.8OT critical	90.2% (100th)	KEV	no fix	2020-12-22	≤ 4.60
CVE-2019-9955US	medium6.1	21.2% (98th)	Exploit	no fix	2019-04-22	≤ 4.31
CVE-2023-27991US	high8.8	1.45% (73rd)	—	no fix	2023-04-24	4.32 → 5.36
CVE-2023-27990US	medium4.8	0.34% (27th)	—	no fix	2023-04-24	4.32 → 5.36

showing 6 of 7

The flaw types (CWEs) most of these CVEs share.

CWE-78Improper Neutralization of Special Elements used in an OS Command ('OS Command Injection')3 CVEs
CWE-79Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')3 CVEs
CWE-312Cleartext Storage of Sensitive Information1 CVEs
CWE-522Insufficiently Protected Credentials1 CVEs

Which sources assert this record, and when.

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