CVE-2023-35139

Summary

A cross-site scripting (XSS) vulnerability in the CGI program of the Zyxel ATP series firmware versions 5.10 through 5.37, USG FLEX series firmware versions 5.00 through 5.37, USG FLEX 50(W) series firmware versions 5.10 through 5.37, USG20(W)-VPN series firmware versions 5.10 through 5.37, and VPN series firmware versions 5.00 through 5.37, could allow an unauthenticated LAN-based attacker to store malicious scripts in a vulnerable device. A successful XSS attack could then result in the stored malicious scripts being executed to steal cookies when the user visits the specific CGI used for dumping ZTP logs.

Affected Software

VendorProductVersion RangeStatus
ZyxelATP series firmwareversions 5.10 through 5.37affected
ZyxelUSG FLEX series firmwareversions 5.00 through 5.37affected
ZyxelUSG FLEX 50(W) series firmwareversions 5.10 through 5.37affected
ZyxelUSG20(W)-VPN series firmwareversions 5.10 through 5.37affected
ZyxelVPN series firmwareversions 5.00 through 5.37affected

Weaknesses

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

ADP Enrichment

CVE Program Container

Additional References

References