IPA warns of BIND DNS vulnerabilities
IPA Japan warns of multiple BIND DNS server vulnerabilities enabling performance degradation, reflection attacks, and potential service disruption.
Sourceipa.go.jp — open the original
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The Information-technology Promotion Agency (IPA) of Japan issued a security alert on May 20, 2020, regarding multiple vulnerabilities affecting ISC BIND DNS servers. These vulnerabilities, if exploited, could lead to increased server load causing performance degradation, abuse of affected servers as amplification vectors in reflection attacks, or unintended denial of service conditions. While no active exploitation has been observed at the time of publication, IPA emphasizes the potential for future attacks and urges DNS server administrators to apply updates immediately. ISC has released patched versions available through their official download portal at isc.org, and administrators are directed to obtain updates either from ISC directly or through their respective vendors. The advisory was initially published on May 20, 2020, with reference information added on May 21, 2020.
Source reporting: https://www.ipa.go.jp/archive/security/security-alert/2020/alert20200520.html
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