BaseFortify

Publication date: 2025-11-05

Last updated on: 2025-11-07

Assigner: Talos

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.

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Meta Information

Published

2025-11-05

Last Modified

2025-11-07

Generated

2026-07-06

AI Q&A

2025-11-05

EPSS Evaluated

2026-07-05

NVD

CVE-2025-46784

EUVD

EUVD-2025-37769

Affected Vendors & Products

Vendor	Product	Version / Range
entrouvert	lasso	2.5.1

Helpful Resources

Exploitability

CWE

KEV

CWE ID	Description
CWE-401	The product does not sufficiently track and release allocated memory after it has been used, making the memory unavailable for reallocation and reuse.

Attack-Flow Graph

Executive Summary

This vulnerability is a denial of service issue in the lasso_node_init_from_message_with_format function of Entr'ouvert Lasso 2.5.1. It occurs when an attacker sends a specially crafted, malformed SAML response that causes memory depletion, leading to a denial of service condition.

Impact Analysis

The impact of this vulnerability is a denial of service, which means an attacker can cause the affected system to become unavailable or unresponsive by sending a malformed SAML response that depletes memory resources.

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