Vulnerability in Cerberusftp FTP Server
CVE-2020-5196
Cerberus FTP Server Enterprise Edition prior to versions 11.0.3 and 10.0.18 allows an authenticated attacker to create files, display hidden files, list directories, and list files without the permission to zip and download (or unzip and upload) files. There are multiple ways to bypass certain permissions by utilizing the zip and unzip features. As a result, users without permission can see files, folders, and hidden files, and can create directories without permission.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N.
EPSS exploit prediction
EPSS: 0.012 (67.8th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 68th percentile — 67.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.012 · newest: 0.012 · change: 0.000
Affected products
Weakness classification (CWE)
References
- support.cerberusftp.com/hc/en-us/community/topics/360000164199-Announcements (Release Notes, Vendor Advisory)
- www.doyler.net/security-not-included/cerberus-ftp-vulnerabilities (Exploit, Third Party Advisory)
- www.cerberusftp.com/zip-unzip-permission-bypass-vulnerability-fixed-in-cerberus… (Vendor Advisory)
Frequently asked questions
- What is CVE-2020-5196?
- CVE-2020-5196 is a high-severity vulnerability in Cerberusftp FTP Server, classified under Incorrect Default Permissions. CVSS score: 8.1/10. Published 2020-01-14.
- How severe is CVE-2020-5196?
- High severity. CVSS v3 base score is 8.1 out of 10.