CVE-2023-37524

Severity CVSS v4.0:

Pending analysis

Type:

Unavailable / Other

Publication date:

27/06/2026

Last modified:

29/06/2026

Description

HCL Traveler for Microsoft Outlook (HTMO) is susceptible to vulnerabilities due to .NET Framework 4.5 being out of service. Since .NET Framework 4.5 has reached end-of-life and no longer receives security updates, it may expose the application to publicly known security weaknesses through vulnerable third-party components.

Impact

Vector 3.x

CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H CVSS v3.1 Severity and Metrics:

Base Score: 7.70 HIGH
Vector: CVSS:3.1/AV:L/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H

Attack Vector (AV): Local
Attack Complexity (AC): High
Privileges Required (PR): None
User Interaction (UI): Required
Scope (S): Changed
Confidentiality (C): High
Integrity (I): High
Availability (A): High

Base Score 3.x

7.70

Severity 3.x

HIGH

References to Advisories, Solutions, and Tools

https://support.hcl-software.com/csm?id=kb_article&sysparm_article=KB0131418