CISA Warns of Exploitable Vulnerabilities in Popular BIND 9 DNS Software
Jul 25, 2024
DNS Security /Vulnerability
The Internet Systems Consortium (ISC) has released patches to address multiple security vulnerabilities in the Berkeley Internet Name Domain ( BIND ) 9 Domain Name System (DNS) software suite that could be exploited to trigger a denial-of-service (DoS) condition. "A cyber threat actor could exploit one of these vulnerabilities to cause a denial-of-service condition," the U.S. Cybersecurity and Infrastructure Security Agency (CISA) said in an advisory. The list of four vulnerabilities is listed below - CVE-2024-4076 (CVSS score: 7.5) - Due to a logic error, lookups that triggered serving stale data and required lookups in local authoritative zone data could have resulted in an assertion failure CVE-2024-1975 (CVSS score: 7.5) - Validating DNS messages signed using the SIG(0) protocol could cause excessive CPU load, leading to a denial-of-service condition. CVE-2024-1737 (CVSS score: 7.5) - It is possible to craft excessively large numbers of resource record typ...
