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CVE-2020-37155— Core FTP Lite 1.3 - Denial of Service (PoC)

Quick assessment

Affected
Core FTP Core FTP Lite
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.

Core FTP Lite是Core FTP公司的一个FTP客户端软件。 Core FTP Lite 1.3版本存在安全漏洞，该漏洞源于用户名输入字段存在缓冲区溢出，可能导致应用程序崩溃。

CVSS 7.5 · High EPSS 0.39% · P32

Possible ATT&CK Techniques 1 AI

T1203 · Exploitation for Client Execution
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I. Basic Information for CVE-2020-37155

Vulnerability Information
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Vulnerability Title
Core FTP Lite 1.3 - Denial of Service (PoC)
Source: CVE Program / CVE List V5
Vulnerability Description
Core FTP Lite 1.3 contains a buffer overflow vulnerability in the username input field that allows attackers to crash the application by supplying oversized input. Attackers can generate a 7000-byte payload of repeated 'A' characters to trigger an application crash without requiring additional interaction.
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
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Core FTP Lite 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Core FTP Lite是Core FTP公司的一个FTP客户端软件。 Core FTP Lite 1.3版本存在安全漏洞，该漏洞源于用户名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
Core FTP Core FTP Lite 1.3c Build 1437 -

II. Public POCs for CVE-2020-37155

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III. Intelligence Information for CVE-2020-37155

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IV. Related Vulnerabilities

Same vendor: Core FTP
Same weakness: CWE-120

V. Comments for CVE-2020-37155

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