CVE-2020-37155

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.

CVSS v3 7.5 HIGH

7.5^/10

CVSS v3 : HIGH

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References

Link	Resource
http://www.coreftp.com/
https://www.exploit-db.com/exploits/48100
https://www.vulncheck.com/advisories/core-ftp-lite-denial-of-service-poc

Configurations

No configuration.

History

No history.

Information

Published : 2026-02-07 00:15

Updated : 2026-02-09 16:08

NVD link : CVE-2020-37155

Mitre link : CVE-2020-37155

CVE.ORG link : CVE-2020-37155

JSON object : View

Products Affected

No product.

CWE

CWE-120

Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

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