CVE-2024-21404

2024-02-1318:30:23

redhat.com

access.redhat.com

cve-2024-21404

.net applications

openssl support

x509 certificates

inadequate validation

user-supplied input

remote attacker

denial of service

dos attack

specially crafted input

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

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

7 High

AI Score

Confidence

High

0.003 Low

EPSS

Percentile

71.3%

JSON

A denial of service vulnerability exists in .NET applications with OpenSSL support when parsing X509 certificates. The issue arises from inadequate validation of user-supplied input in .NET. This flaw allows a remote attacker to trigger a denial of service (DoS) attack by providing specially crafted input.