CVE-2023-35136

Summary

An improper input validation vulnerability in the “Quagga” package of the Zyxel ATP series firmware versions 4.32 through 5.37, USG FLEX series firmware versions 4.50 through 5.37, USG FLEX 50(W) series firmware versions 4.16 through 5.37, USG20(W)-VPN series firmware versions 4.16 through 5.37, and VPN series firmware versions 4.30 through 5.37, could allow an authenticated local attacker to access configuration files on an affected device.

Affected Software

VendorProductVersion RangeStatus
ZyxelATP series firmwareversions 4.32 through 5.37affected
ZyxelUSG FLEX series firmwareversions 4.50 through 5.37affected
ZyxelUSG FLEX 50(W) series firmwareversions 4.16 through 5.37affected
ZyxelUSG20(W)-VPN series firmwareversions 4.16 through 5.37affected
ZyxelVPN series firmwareversions 4.30 through 5.37affected

Weaknesses

  • CWE-20: CWE-20 Improper Input Validation

ADP Enrichment

CISA ADP Vulnrichment

  • SSVC:
  • Exploitation: none
    • Automatable: no
    • Technical Impact: partial

CVE Program Container

Additional References

References