CVE-2025-24391 - Vulnerability Details - OpenCVE

A vulnerability in the External Interface of OTRS allows conclusions to be drawn about the existence of user accounts through different HTTP response codes and messages. This enables an attacker to systematically identify valid email addresses. This issue affects: * OTRS 7.0.X * OTRS 8.0.X * OTRS 2023.X * OTRS 2024.X * OTRS 2025.X

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact Low

Integrity Impact None

Availability Impact None

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Otrs	Otrs

No data.

No data.

References

Link	Providers
https://otrs.com/release-notes/otrs-security-advisory-2025-07/

History

Mon, 28 Jul 2025 13:00:00 +0000

Type	Values Removed	Values Added
First Time appeared		Otrs Otrs otrs
Vendors & Products		Otrs Otrs otrs

Mon, 14 Jul 2025 13:45:00 +0000

Type	Values Removed	Values Added
Metrics		epss `{'score': 0.00028}`

Mon, 14 Jul 2025 13:15:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

Mon, 14 Jul 2025 08:30:00 +0000

Type	Values Removed	Values Added
Description		A vulnerability in the External Interface of OTRS allows conclusions to be drawn about the existence of user accounts through different HTTP response codes and messages. This enables an attacker to systematically identify valid email addresses. This issue affects: * OTRS 7.0.X * OTRS 8.0.X * OTRS 2023.X * OTRS 2024.X * OTRS 2025.X
Title		Possible user enumeration
Weaknesses		CWE-203
References		https://otrs.com/release-notes/otrs-security-advisory-2025-07/
Metrics		cvssV3_1 `{'score': 5.3, 'vector': 'CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N'}`

MITRE

Status: PUBLISHED

Assigner: OTRS

Published: 2025-07-14T08:15:58.668Z

Updated: 2025-07-14T12:58:02.638Z

Reserved: 2025-01-21T09:09:58.721Z

Link: CVE-2025-24391

Vulnrichment

Updated: 2025-07-14T12:57:53.315Z

NVD

Status : Awaiting Analysis

Published: 2025-07-14T09:15:23.593

Modified: 2025-07-15T13:14:24.053

Link: CVE-2025-24391

Redhat

No data.

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