The connection_edge_process_relay_cell function in or/relay.c in Tor before 0.2.3.25 maintains circuits even if an unexpected SENDME cell arrives, which might allow remote attackers to cause a denial of service (memory consumption or excessive cell reception rate) or bypass intended flow-control restrictions via a RELAY_COMMAND_SENDME command.
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Affected Vendors & Products
References
History
No history.

Status: PUBLISHED
Assigner: redhat
Published:
Updated: 2024-08-06T21:14:16.375Z
Reserved: 2012-10-24T00:00:00
Link: CVE-2012-5573

No data.

Status : Deferred
Published: 2013-01-01T12:35:14.617
Modified: 2025-04-11T00:51:21.963
Link: CVE-2012-5573

No data.