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Description

A denial of service vulnerability exists in the lasso_node_init_from_message_with_format functionality of Entr'ouvert Lasso 2.5.1. A specially crafted SAML response can lead to a memory depletion, resulting in denial of service. An attacker can send a malformed SAML response to trigger this vulnerability.

PUBLISHED Reserved 2025-05-07 | Published 2025-11-05 | Updated 2025-11-05 | Assigner talos




HIGH: 7.5CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Problem types

CWE-401: Improper Release of Memory Before Removing Last Reference

Product status

2.5.1
affected

Credits

Discovered by Keane O'Kelley of and another member of Cisco Advanced Security Initiative Group

References

www.talosintelligence.com/...ability_reports/TALOS-2025-2195

talosintelligence.com/vulnerability_reports/TALOS-2025-2195

cve.org (CVE-2025-46784)

nvd.nist.gov (CVE-2025-46784)

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