CVE-2025-3500— Integer Overflow in Avast Antiviurs 25.1.981.6 on Windows may result in privilege escalation
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I. Basic Information for CVE-2025-3500
Vulnerability Information
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Vulnerability Title
Integer Overflow in Avast Antiviurs 25.1.981.6 on Windows may result in privilege escalation
Source: NVD (National Vulnerability Database)
Vulnerability Description
Integer Overflow or Wraparound vulnerability in Avast Antivirus (25.1.981.6) on Windows allows Privilege Escalation.This issue affects Antivirus: from 25.1.981.6 before 25.3.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:H/I:H/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
整数溢出或超界折返
Source: NVD (National Vulnerability Database)
Vulnerability Title
Avast Antivirus 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Avast Antivirus是捷克Avast公司的一套杀毒软件。 Avast Antivirus存在安全漏洞，该漏洞源于整数溢出可能导致拒绝服务或执行任意代码。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Shenlong Deep Dive — AI Deep Analysis
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Affected Products
II. Public POCs for CVE-2025-3500
| # | POC Description | Source Link | Shenlong Link |
|---|---|---|---|
| 1 | Public exploit for CVE-2025-3500 | https://github.com/chicken3962/CVE-2025-3500-Poc | POC Details |
AI-Generated POCPremium
No public POC found.
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Same Patch Batch · Avast · 2025-12-01 · 4 CVEs total
| CVE-2025-8351 | 9.0 CRITICAL | Scanning a malformed file in Avast Antivirus 8.3.70.94 on MacOS may result in remote code |
| CVE-2025-10101 | 8.1 HIGH | Crafted Mach-O file may allow Remote Code Execution in Avast Antivirus 15.7 on MacOS |
| CVE-2025-7007 | 7.5 HIGH | Null pointer dereference in Avast Antivirus on macOS (16.0.0) or Linux (3.0.3) |
IV. Related Vulnerabilities
Same product: Antivirus
- CVE-2025-7007
Null pointer dereference in Avast Antivirus on macOS (16.0. - CVE-2025-8351
Scanning a malformed file in Avast Antivirus 8.3.70.94 on Ma - CVE-2025-10101
Crafted Mach-O file may allow Remote Code Execution in Avast - CVE-2024-13206
REVE Antivirus reveinstall default permission - CVE-2024-9484
Avast Antivirus 安全漏洞
Same vendor: Avast
- CVE-2020-37037
AVAST SecureLine 5.5.522.0 - 'SecureLine' Unquoted Service P - CVE-2025-7007
Null pointer dereference in Avast Antivirus on macOS (16.0. - CVE-2025-8351
Scanning a malformed file in Avast Antivirus 8.3.70.94 on Ma - CVE-2025-10101
Crafted Mach-O file may allow Remote Code Execution in Avast - CVE-2025-13032
Gen Digital Antivirus 安全漏洞
Same weakness: CWE-190
- CVE-2026-7568
Signed integer overflow in metaphone() - CVE-2026-42311
Pillow: OOB Write with Invalid PSD Tile Extents (Integer Ove - CVE-2026-42308
Pillow: Integer overflow when processing fonts - CVE-2026-6664
PgBouncer integer overflow in PgBouncer network packet parsi - CVE-2026-42199
Grid: Integer Overflow in Grid::expand_rows Leads to Safe-AP
V. Comments for CVE-2025-3500
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