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Failure to Sanitize Special Elements into a Different Plane (Special Element Injection)

CVE-2023-23912

High
8.8/10

Summary

A vulnerability, found in EdgeRouters Version 2.0.9-hotfix.5 and earlier and UniFi Security Gateways (USG) Version 4.4.56 and earlier with their DHCPv6 prefix delegation set to dhcpv6-stateless or dhcpv6-stateful, allows a malicious actor directly connected to the WAN interface of an affected device to create a remote code execution vulnerability.

  • LOW
  • ADJACENT_NETWORK
  • HIGH
  • UNCHANGED
  • NONE
  • NONE
  • HIGH
  • HIGH

CWE-75 - Failure to Sanitize Special Elements into a Different Plane (Special Element Injection)

The software does not adequately filter user-controlled input for special elements with control implications.

References

Advisory Timeline

  • Published