By specially crafting HTTP/2 requests, workers would be allocated 60 seconds longer than necessary, leading to worker exhaustion and a denial of service. Fixed in Apache HTTP Server 2.4.34 (Affected 2.4.18-2.4.30,2.4.33).
Exploit prediction scoring system (EPSS) score
EPSS Score 0.163
EPSS Ranking 94.5%