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CVE-2019-25654— Core FTP/SFTP Server 1.2 Denial of Service via Buffer Overflow

Quick assessment

Affected
Coreftp Core FTP/SFTP Server
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/SFTP Server是Core FTP公司的一款文件传输服务器软件。 Core FTP/SFTP Server 1.2版本存在缓冲区错误漏洞，该漏洞源于用户域字段存在缓冲区溢出，可能导致攻击者通过输入超长字符串使服务崩溃，引发拒绝服务。

CVSS 7.5 · High EPSS 0.69% · P50
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I. Basic Information for CVE-2019-25654

Vulnerability Information
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Vulnerability Title
Core FTP/SFTP Server 1.2 Denial of Service via Buffer Overflow
Source: CVE Program / CVE List V5
Vulnerability Description
Core FTP/SFTP Server 1.2 contains a buffer overflow vulnerability that allows attackers to crash the service by supplying an excessively long string in the User domain field. Attackers can paste a malicious payload containing 7000 bytes of data into the domain configuration to trigger an application crash and deny 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
Core FTP/SFTP Server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Core FTP/SFTP Server是Core FTP公司的一款文件传输服务器软件。 Core FTP/SFTP Server 1.2版本存在缓冲区错误漏洞，该漏洞源于用户域字段存在缓冲区溢出，可能导致攻击者通过输入超长字符串使服务崩溃，引发拒绝服务。
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
Coreftp Core FTP/SFTP Server v2-Build 673 -

II. Public POCs for CVE-2019-25654

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III. Intelligence Information for CVE-2019-25654

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Other References for CVE-2019-25654 (1)

IV. Related Vulnerabilities

Same vendor: Coreftp
Same weakness: CWE-787

V. Comments for CVE-2019-25654

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