CVE-2026-92717
Covenant through 0.6 registers the CovenantHub SignalR hub without an Authorize attribute, allowing unauthenticated callers to invoke CreateHttpListener and receive a signed JWT token. Attackers can use the obtained token to authenticate against the entire operator API and access grunts, credentials, binaries, events, and the operator roster.
脆弱性の種類
Covenant through 0.6 registers the CovenantHub SignalR hub without an Authorize attribute, allowing unauthenticated callers to invoke CreateHttpListener and receive a signed JWT token. Attackers can use the obtained token to authenticate against the entire operator API and access grunts, credentials, binaries, events, and the operator roster.
参考情報
- https://github.com/cobbr/Covenant
- https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Core/CovenantService.cs#L3958-L3975
- https://github.com/cobbr/Covenant/blob/v0.6/Covenant/Hubs/CovenantHub.cs#L28-L33
- https://github.com/cobbr/Covenant/issues/406
- https://www.vulncheck.com/advisories/covenant-through-0.6-missing-authentication-on-the-covenanthub-signalr-hub
- https://github.com/cobbr/Covenant/issues/406