CVE-2019-25334— Product Key Explorer 4.2.0.0 - 'Name' Denial of Service
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I. Basic Information for CVE-2019-25334
Vulnerability Information
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Vulnerability Title
Product Key Explorer 4.2.0.0 - 'Name' Denial of Service
Source: NVD (National Vulnerability Database)
Vulnerability Description
Product Key Explorer 4.2.0.0 contains a denial of service vulnerability that allows local attackers to crash the application by overflowing the registration name input field. Attackers can create a specially crafted text file with repeated characters to trigger a buffer overflow when pasted into the registration name field, causing the application to crash.
Source: NVD (National Vulnerability Database)
CVSS Information
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: NVD (National Vulnerability Database)
Vulnerability Type
栈缓冲区溢出
Source: NVD (National Vulnerability Database)
Vulnerability Title
Nsasoft Product Key Explorer 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nsasoft Product Key Explorer是美国Nsasoft公司的一个产品密钥查找软件。用于恢复和查找超过 5000 个程序的产品密钥。 Nsasoft Product Key Explorer 4.2.0.0版本存在安全漏洞，该漏洞源于注册名称输入字段存在缓冲区溢出，可能导致应用程序崩溃。
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)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| Nsasoft | Nsauditor Product Key Explorer | 4.2.0.0 | - |
II. Public POCs for CVE-2019-25334
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · Nsasoft · 2026-02-12 · 3 CVEs total
| CVE-2019-25336 | 8.4 HIGH | SpotAuditor 5.3.2 - 'Base64' Local Buffer Overflow (SEH) |
| CVE-2019-25340 | 7.5 HIGH | SpotAuditor 5.3.2 - 'Base64' Denial Of Service |
IV. Related Vulnerabilities
Same vendor: Nsasoft
- CVE-2019-25434
SpotAuditor 5.3.1.0 Denial of Service via Registration Name - CVE-2019-25340
SpotAuditor 5.3.2 - 'Base64' Denial Of Service - CVE-2019-25336
SpotAuditor 5.3.2 - 'Base64' Local Buffer Overflow (SEH) - CVE-2020-37212
SpotMSN 2.4.6 - 'Name' Denial of Service - CVE-2020-37211
SpotIM 2.2 - 'Name' Denial Of Service
Same weakness: CWE-121
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Squirrel sqstdstring.cpp validate_format stack-based overflo - CVE-2026-8234
EFM ipTIME A8004T WifiBasicSet formWifiBasicSet stack-based - CVE-2026-6665
PgBouncer buffer overflow in SCRAM - CVE-2026-41509
Integer underflow in crypto_sign_open() leads to buffer over - CVE-2026-8138
Tenda CX12L SetPptpServerCfg” formSetPPTPServer stack-based
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