# MA-1029.022024: MyCERT Advisory - Security Advisories for BIND 9

**Date:** 15 Feb 2024  
**Source:** https://www.mycert.org.my/portal/advisory?id=MA-1029.022024  
**Advisory ID:** MA-1029.022024

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**1.0 Introduction**
Recently, The Internet Systems Consortium (ISC) has released security advisories that address vulnerabilities affecting multiple versions of the ISC’s Berkeley Internet Name Domain (BIND) 9.
**2.0 Impact**
A remote attacker could exploit these vulnerabilities to potentially cause denial-of-service conditions.
**3.0 Affected Products**
Multiple versions of the ISC’s Berkeley Internet Name Domain (BIND) 9
**4.0 Recommendations**
CyberSecurity Malaysia encourages users and administrators to review the following ISC advisories :
[CVE-2023-50868](https://kb.isc.org/docs/cve-2023-50868), [CVE-2023-50387](https://kb.isc.org/docs/cve-2023-50387), [CVE-2023-6516](https://kb.isc.org/docs/cve-2023-6516), [CVE-2023-5680](https://kb.isc.org/docs/cve-2023-5680), [CVE-2023-5679](https://kb.isc.org/docs/cve-2023-5679), [CVE-2023-5517](https://kb.isc.org/docs/cve-2023-5517) and [CVE-2023-4408](https://kb.isc.org/docs/cve-2023-4408) and apply the necessary mitigations.
Kindly refer to the following URLs:
- CVE-2023-50868: <https://kb.isc.org/docs/cve-2023-50868>
- CVE-2023-50387: <https://kb.isc.org/docs/cve-2023-50387>
- CVE-2023-6516: <https://kb.isc.org/docs/cve-2023-6516>
- CVE-2023-5680: <https://kb.isc.org/docs/cve-2023-5680>
- CVE-2023-5679: <https://kb.isc.org/docs/cve-2023-5679>
- CVE-2023-5517: <https://kb.isc.org/docs/cve-2023-5517>
- CVE-2023-4408: <https://kb.isc.org/docs/cve-2023-4408>
Generally, we advise the users to be updated with the latest security announcements by the vendor and follow best practice security policies to determine which updates should be applied.
For further enquiries, please contact us through the following channels:
E-mail: cyber999[at]cybersecurity.my 
Phone: 1-300-88-2999 (monitored during business hours) 
Mobile: +60 19 2665850 (24x7 call incident reporting) 
Business Hours: Mon - Fri 09:00 -18:00 MYT 
Web: [https://www.mycert.org.my](https://www.mycert.org.my/) 
Twitter: <https://twitter.com/mycert> 
Facebook: <https://www.facebook.com/mycert.org.my>
**5.0    References**
- <https://www.cisa.gov/news-events/alerts/2024/02/13/isc-releases-security-advisories-bind-9>
- <https://kb.isc.org/docs/aa-00913>
- <https://kb.isc.org/docs/cve-2023-50868>
- <https://kb.isc.org/docs/cve-2023-50387>
- <https://kb.isc.org/docs/cve-2023-6516>
- <https://kb.isc.org/docs/cve-2023-5680>
- <https://kb.isc.org/docs/cve-2023-5679>
- <https://kb.isc.org/docs/cve-2023-5517>
- <https://kb.isc.org/docs/cve-2023-4408>