CVE-2023-38036

| EUVD-2023-41863 CRITICAL
2025-07-12 [email protected]
9.8
CVSS 3.1
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CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

Lifecycle Timeline

3
Analysis Generated
Mar 16, 2026 - 08:56 vuln.today
EUVD ID Assigned
Mar 16, 2026 - 08:56 euvd
EUVD-2023-41863
CVE Published
Jul 12, 2025 - 04:15 nvd
CRITICAL 9.8

Description

A security vulnerability within Ivanti Avalanche Manager before version 6.4.1 may allow an unauthenticated attacker to create a buffer overflow that could result in service disruption or arbitrary code execution.

Analysis

CVE-2023-38036 is a critical unauthenticated buffer overflow vulnerability in Ivanti Avalanche Manager prior to version 6.4.1 that allows remote attackers to cause denial of service or achieve arbitrary code execution without authentication. With a CVSS score of 9.8 and network-based attack vector, this vulnerability has significant real-world exploitability risk and affects all organizations deploying vulnerable Avalanche Manager instances.

Technical Context

The vulnerability exists in Ivanti Avalanche Manager, a mobile device management (MDM) and endpoint management solution. The root cause is classified as CWE-120 (Buffer Copy without Checking Size of Input, classic buffer overflow), indicating that the application fails to properly validate input size before copying data into a fixed-size buffer. This is a stack or heap-based buffer overflow vulnerability likely triggered through network input to a management service endpoint. The affected product line manages enterprise mobile and desktop devices, making the management interface itself a high-value attack target. Versions before 6.4.1 contain the vulnerable code path; the vulnerability is network-accessible (AV:N) with no authentication required (PR:N) and no user interaction needed (UI:N), indicating the flaw likely exists in an unauthenticated service endpoint or protocol handler.

Affected Products

Avalanche Manager (< 6.4.1)

Priority Score

51
Low Medium High Critical
KEV: 0
EPSS: +2.2
CVSS: +49
POC: 0

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CVE-2023-38036 vulnerability details – vuln.today

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