CVE-2023-27990

Summary

The cross-site scripting (XSS) vulnerability in Zyxel ATP series firmware versions 4.32 through 5.35, USG FLEX series firmware versions 4.50 through 5.35, USG FLEX 50(W) firmware versions 4.16 through 5.35, USG20(W)-VPN firmware versions 4.16 through 5.35, and VPN series firmware versions 4.30 through 5.35, which could allow an authenticated attacker with administrator privileges to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed when the user visits the Logs page of the GUI on the device.

Affected Software

VendorProductVersion RangeStatus
ZyxelATP series firmware4.32 through 5.35affected
ZyxelUSG FLEX series firmware4.50 through 5.35affected
ZyxelUSG FLEX 50(W) firmware4.16 through 5.35affected
ZyxelUSG20(W)-VPN firmware4.16 through 5.35affected
ZyxelVPN series firmware4.30 through 5.35affected

Weaknesses

  • CWE-79: CWE-79: Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

ADP Enrichment

CVE Program Container

Additional References

References