CISA Activity - ISC Releases Security Advisories for BIND 9

[CISA]

The Internet Systems Consortium (ISC) has released security advisories to address vulnerabilities affecting ISC’s Berkeley Internet Name Domain (BIND) 9. A malicious cyber actor could exploit these vulnerabilities to cause denial-of-service conditions.

CISA encourages users and administrators to review the following ISC advisories and apply necessary updates or workarounds:

• CVE-2023-4236: named may terminate unexpectedly under high DNS-over-TLS query load
• CVE-2023-3341: A stack exhaustion flaw in control channel code may cause named to terminate unexpectedly

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