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ISC BIND Denial of Service Vulnerability

Release Date: 19 Feb 2021 4079 Views

RISK: Medium Risk

TYPE: Servers - Network Management

TYPE: Network Management

A vulnerability was identified in ISC BIND, a remote attacker could exploit this vulnerability to trigger denial of service condition and remote code execution on the targeted system.


  • Denial of Service
  • Remote Code Execution

System / Technologies affected

  • BIND Versions:
    9.5.0 to 9.11.27
    9.12.0 to 9.16.11
  • BIND Supported Preview Edition: 9.11.3-S1 to 9.11.27-S1
  • BIND Supported Preview Edition: 9.16.8-S1 to 9.16.11-S1
  • BIND 9.17 development branch: 9.17.0 to 9.17.1


Before installation of the software, please visit the vendor web-site for more details.

Apply fixes issued by the vendor:

  • BIND 9.11.28
  • BIND 9.16.12
  • BIND 9.11.28-S1
  • BIND 9.16.12-S1

Vulnerability Identifier


Related Link