CVE-2025-53634 Chall-Manager's HTTP Gateway have no header check timeout leading to potential slow loris attacks

Chall-Manager is a platform-agnostic system able to start Challenges on Demand of a player. The HTTP Gateway processes headers, but with no timeout set. With a slow loris attack, an attacker could cause Denial of Service DoS. Exploitation does not require authentication nor authorization, so anyo...

CVE-2025-53634

CVE-2025-53634 affects Chall-Manager's HTTP Gateway. The vulnerability arises from no timeout on HTTP header processing, enabling a slowloris-style DoS that does not require authentication. A patch was implemented (commit 1385bd8) and shipped in v0.1.4, with remediation guidance to upgrade to tha...

CVE-2025-53634 Chall-Manager's HTTP Gateway have no header check timeout leading to potential slow loris attacks

Chall-Manager is a platform-agnostic system able to start Challenges on Demand of a player. The HTTP Gateway processes headers, but with no timeout set. With a slow loris attack, an attacker could cause Denial of Service DoS. Exploitation does not require authentication nor authorization, so anyo...