CVE-2019-9648

An issue was discovered in the SFTP Server component in Core FTP 2.0 Build 674. A directory traversal vulnerability exists using the SIZE command along with a \..\..\ substring, allowing an attacker to enumerate file existence based on the returned information.

CVSS v3.0 NVD

5.3 MEDIUMCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

CVSS v2.0 NVD

5.0 MEDIUMAV:N/AC:L/Au:N/C:P/I:N/A:N

EPSS

14.33% chance of exploitation in the next 30 days, 97th percentile

Published

2019-03-22

Updated

2024-08-04

Proof-of-concept exploits (2)

• https://seclists.org/fulldisclosure/2019/Mar/23
• http://seclists.org/fulldisclosure/2019/Aug/21

ExploitDB entries (1)

• https://www.exploit-db.com/exploits/46535

Security advisories

• http://www.coreftp.com/forums/viewtopic.php?f=15&t=4022509
• http://www.securityfocus.com/bid/107446
• advisories/GHSA-w393-h95m-f879

References

• CVE Record
• NVD entry