Description
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.
Published: 2013-01-01
Score: 5.0 Medium
EPSS: 1.0% Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

No vendor fix or workaround currently provided.

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2012-5463 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.
History

No history.

cve-icon MITRE

Status: PUBLISHED

Assigner: redhat

Published:

Updated: 2024-08-06T21:14:16.375Z

Reserved: 2012-10-24T00:00:00.000Z

Link: CVE-2012-5573

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2013-01-01T12:35:14.617

Modified: 2026-04-29T01:13:23.040

Link: CVE-2012-5573

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses