EUVD-2025-200024

| CVE-2025-10101 HIGH
2025-12-01 [email protected]
8.1
CVSS 3.1
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CVSS Vector

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

Lifecycle Timeline

3
Analysis Generated
Mar 15, 2026 - 13:34 vuln.today
EUVD ID Assigned
Mar 15, 2026 - 13:34 euvd
EUVD-2025-200024
CVE Published
Dec 01, 2025 - 16:15 nvd
HIGH 8.1

Tags

Heap Overflow Denial Of Service Buffer Overflow Apple macOS

Description

Heap-based Buffer Overflow, Out-of-bounds Write vulnerability in Avast Antivirus on MacOS of a crafted Mach-O file may allow Local Execution of Code or Denial of Service of antivirus protection. This issue affects Antivirus: from 15.7 before 3.9.2025.

Analysis

Heap-based Buffer Overflow, Out-of-bounds Write vulnerability in Avast Antivirus on MacOS of a crafted Mach-O file may allow Local Execution of Code or Denial of Service of antivirus protection. This issue affects Antivirus: from 15.7 before 3.9.2025.

Technical Context

A buffer overflow occurs when data written to a buffer exceeds its allocated size, potentially overwriting adjacent memory and corrupting program state. This vulnerability is classified as Heap-based Buffer Overflow (CWE-122).

Affected Products

Affected: Avast Antivirus on MacOS of a crafted Mach-O file may allow Local Execution of Code or Denial of Service of antivirus protection

Remediation

Use memory-safe languages or bounds-checked functions. Enable ASLR, DEP/NX, and stack canaries. Apply vendor patches promptly.

Priority Score

41
Low Medium High Critical
KEV: 0
EPSS: +0.0
CVSS: +40
POC: 0

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EUVD-2025-200024 vulnerability details – vuln.today
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