BIND 8.x through 8.3.3 allows remote attackers to cause a denial of service (crash) via SIG RR elements with invalid expiry times, which are removed from the internal BIND database and later cause a null dereference.
                
                    Exploit prediction scoring system (EPSS) score
                    
                        
                            EPSS Score 0.037
                        
                    
                    
                        
                            EPSS Ranking 87.4%