CVE-2017-6510 : Easy File Sharing FTP Server version 3.6 is vulnerable to a directory traversal

Easy File Sharing FTP Server version 3.6 is vulnerable to a directory traversal vulnerability which allows an attacker to list and download any file from any folder outside the FTP root Directory.

Published 2017-03-16 14:59:00

Updated 2017-03-21 01:59:03

Source MITRE

View at NVD, CVE.org

Vulnerability category: Directory traversal

Products affected by CVE-2017-6510

Efssoft » Easy File Sharing Ftp Server
Versions up to, including, (<=) 3.6
cpe:2.3:a:efssoft:easy_file_sharing_ftp_server:*:*:*:*:*:*:*:*
Matching versions

Exploit prediction scoring system (EPSS) score for CVE-2017-6510

EPSS FAQ

1.57%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 88 %

Percentile, the proportion of vulnerabilities that are scored at or less

Metasploit modules for CVE-2017-6510

Easy File Sharing FTP Server 3.6 Directory Traversal

Disclosure Date: 2017-03-07

First seen: 2020-04-26

auxiliary/scanner/ftp/easy_file_sharing_ftp

This module exploits a directory traversal vulnerability found in Easy File Sharing FTP Server Version 3.6 and Earlier. This vulnerability allows an attacker to download arbitrary files from the server by crafting a RETR command that includes file system traversal strings su

More information

CVSS scores for CVE-2017-6510

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
5.0	MEDIUM	AV:N/AC:L/Au:N/C:P/I:N/A:N	10.0	2.9	NIST
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: None Availability Impact: None
7.5	HIGH	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: None Availability: None

CWE ids for CVE-2017-6510

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory.

Assigned by: nvd@nist.gov (Primary)

References for CVE-2017-6510

https://www.rapid7.com/db/modules/auxiliary/scanner/ftp/easy_file_sharing_ftp

Easy File Sharing FTP Server 3.6 Directory Traversal | Rapid7
Third Party Advisory
http://www.securityfocus.com/bid/96944

Easy File Sharing FTP Server CVE-2017-6510 Directory Traversal Vulnerability

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