CVE-2020-37208— SpotFTP FTP Password Recovery 3.0.0.0 - 'Key' Denial of Service
Quick assessment
Affected
Nsasoft Nsauditor SpotFTP FTP Password Recovery
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Nsasoft SpotFTP是美国Nsasoft公司的一款FTP客户端密码恢复工具。 Nsasoft SpotFTP 3.0.0.0版本存在缓冲区错误漏洞，该漏洞源于注册密钥输入字段缓冲区溢出，可能导致应用程序崩溃。
Possible ATT&CK Techniques 1 AI
T1499 · Endpoint Denial of Service
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I. Basic Information for CVE-2020-37208
Vulnerability Information
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Vulnerability Title
SpotFTP FTP Password Recovery 3.0.0.0 - 'Key' Denial of Service
Source: CVE Program / CVE List V5
Vulnerability Description
SpotFTP 3.0.0.0 contains a buffer overflow vulnerability in the registration key input field that allows attackers to crash the application. Attackers can generate a 1000-character payload and paste it into the 'Key' field to trigger an application crash and denial of service.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
Nsasoft SpotFTP 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Nsasoft SpotFTP是美国Nsasoft公司的一款FTP客户端密码恢复工具。 Nsasoft SpotFTP 3.0.0.0版本存在缓冲区错误漏洞，该漏洞源于注册密钥输入字段缓冲区溢出，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 SpotFTP FTP Password Recovery | 3.0.0.0 | - |
|
II. Public POCs for CVE-2020-37208
| # | POC Description | Source Link | Shenlong Link |
|---|
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Exploits & Public PoCs for CVE-2020-37208 (1)
Same Patch Batch · Nsasoft · 2026-02-11 · 22 CVEs total
| CVE-2020-37203 | 7.5 HIGH | Office Product Key Finder 1.5.4 - Denial of Service |
| CVE-2020-37185 | 7.5 HIGH | Backup Key Recovery 2.2.5 - 'Name' Denial of Service |
| CVE-2020-37188 | 7.5 HIGH | SpotOutlook 1.2.6 - 'Name' Denial of Service |
| CVE-2020-37209 | 7.5 HIGH | SpotFTP FTP Password Recovery 3.0.0.0 - 'Name' Denial of Service |
| CVE-2020-37200 | 7.5 HIGH | NetShareWatcher 1.5.8.0 - 'Key' Denial of Service |
| CVE-2020-37207 | 7.5 HIGH | SpotDialup 1.6.7 - 'Key' Denial of Service |
| CVE-2020-37212 | 7.5 HIGH | SpotMSN 2.4.6 - 'Name' Denial of Service |
| CVE-2020-37199 | 7.5 HIGH | NBMonitor 1.6.6.0 - 'Key' Denial of Service |
| CVE-2020-37205 | 7.5 HIGH | RemShutdown 2.9.0.0 - 'Name' Denial of Service |
| CVE-2020-37195 | 7.5 HIGH | BlueAuditor 1.7.2.0 - 'Name' Denial of Service |
| CVE-2020-37206 | 7.5 HIGH | ShareAlarmPro Advanced Network Access Control - 'Key' Denial of Service |
| CVE-2020-37201 | 7.5 HIGH | NetShareWatcher 1.5.8.0 - 'Name' Denial Of Service |
| CVE-2020-37210 | 7.5 HIGH | SpotIE 2.9.5 - 'Key' Denial of Service |
| CVE-2020-37211 | 7.5 HIGH | SpotIM 2.2 - 'Name' Denial Of Service |
| CVE-2020-37202 | 7.5 HIGH | NetworkSleuth 3.0.0.0 - 'Key' Denial of Service |
| CVE-2020-37180 | 7.5 HIGH | GTalk Password Finder 2.2.1 - 'Key' Denial of Service |
| CVE-2020-37187 | 7.5 HIGH | SpotDialup 1.6.7 - 'Name' Denial of Service |
| CVE-2020-37197 | 7.5 HIGH | Dnss Domain Name Search Software - 'Name' Denial of Service |
| CVE-2020-37194 | 7.5 HIGH | Backup Key Recovery Recover Keys Crashed Hard Disk Drive 2.2.5 - 'Key' Denial of Service |
| CVE-2020-37179 | 7.5 HIGH | APKF Product Key Finder 2.5.8.0 - 'Name' Denial of Service |
Showing top 20 of 22 CVEs. View all on vendor page → →
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-2019-25334
Product Key Explorer 4.2.0.0 - 'Name' Denial of Service -
CVE-2020-37212
SpotMSN 2.4.6 - 'Name' Denial of Service
Same weakness: CWE-787
-
CVE-2025-58773
UEFI OOB Write and Buffer Overflow Vulnerabilities -
CVE-2026-109680
FreeRDP 3.18.0 before 3.32.0 Heap Out-of-Bounds Write via AR -
CVE-2026-65149
NVIDIA DALI越界写入漏洞 -
CVE-2026-109976
Clevis: clevis: integer underflow in pkcs#11 data socket han -
CVE-2026-41210
Moonlight Qt: Remote heap buffer overflow in Moonlight Qt H.
V. Comments for CVE-2020-37208
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