Security Alert (A22-03-13): Multiple Vulnerabilities in ISC BIND


 

Published on: 17 March 2022

  
  

Description:

ISC has released a security update to fix the vulnerabilities in BIND.  The details of the security update can be found at:

  • https://kb.isc.org/v1/docs/cve-2021-25220
  • https://kb.isc.org/v1/docs/cve-2022-0396
  • https://kb.isc.org/v1/docs/cve-2022-0635
  • https://kb.isc.org/v1/docs/cve-2022-0667

Please note that some versions including BIND 9.13 and BIND 9.15 have reached End-Of-Life (EOL).  No security updates will be provided.  Users should arrange upgrading the BIND to the latest supported versions or migrating to other supported technology.

 

Affected Systems:

  • BIND 9.11.0 to 9.11.36
  • BIND 9.12.0 to 9.16.26
  • BIND 9.17.0 to 9.18.0
  • BIND 9.11.4-S1 to 9.11.36-S1
  • BIND 9.16.8-S1 to 9.16.26-S1

 

Impact:

Successful exploitation of the vulnerabilities could lead to denial of service or spoofing on an affected system.

 

Recommendation:

Internet Systems Consortium (ISC) has released the following patches to solve the problems:

  • BIND 9.11.37
  • BIND 9.16.27
  • BIND 9.18.1
  • BIND 9.11.37-S1
  • BIND 9.16.27-S1

The patches can be downloaded at the following URLs:

https://www.isc.org/download/

Administrators of affected systems should follow the recommendations provided by the product vendor and take immediate actions to mitigate the risk.

 

More Information:

  • https://kb.isc.org/v1/docs/cve-2021-25220
  • https://kb.isc.org/v1/docs/cve-2022-0396
  • https://kb.isc.org/v1/docs/cve-2022-0635
  • https://kb.isc.org/v1/docs/cve-2022-0667
  • https://downloads.isc.org/isc/bind9/9.11.37/RELEASE-NOTES-bind-9.11.37.html
  • https://downloads.isc.org/isc/bind9/9.16.27/doc/arm/html/notes.html
  • https://downloads.isc.org/isc/bind9/9.18.1/doc/arm/html/notes.html
  • https://www.hkcert.org/security-bulletin/isc-bind-multiple-vulnerabilities_20220317
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-25220
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0396
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0635
  • https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2022-0667

Tag: BIND , ISC
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