National Vulnerability Database

National Vulnerability Database

National Vulnerability
Database

CVE-2020-5221 Detail

Current Description

In uftpd before 2.11, it is possible for an unauthenticated user to perform a directory traversal attack using multiple different FTP commands and read and write to arbitrary locations on the filesystem due to the lack of a well-written chroot jail in compose_abspath(). This has been fixed in version 2.11

Source:  MITRE
View Analysis Description

Severity



CVSS 3.x Severity and Metrics:

NIST CVSS score
NIST: NVD
Base Score: 7.2 HIGH
Vector:  CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N

Nist CVSS score does not match with CNA score
CNA:  security-advisories@github.com
Base Score: 6.5 MEDIUM
Vector:  CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:L

References to Advisories, Solutions, and Tools

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Hyperlink Resource
https://github.com/troglobit/uftpd/commit/455b47d3756aed162d2d0ef7f40b549f3b5b30fe Patch Third Party Advisory
https://github.com/troglobit/uftpd/security/advisories/GHSA-wmx8-v7mx-6x9h Exploit Third Party Advisory

Weakness Enumeration

CWE-ID CWE Name Source
CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal') NIST   security-advisories@github.com  

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:a:troglobit:uftpd:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (excluding)
2.11


Change History

1 change record found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2020-5221
NVD Published Date:
01/22/2020
NVD Last Modified:
01/30/2020