Path Traversal in Secure Computing Snapgear Management Console Sg560

CVE-2020-36909

SnapGear Management Console SG560 3.1.5 contains a file manipulation vulnerability that allows authenticated users to read, write, and delete files using the edit_config_files CGI script. Attackers can manipulate POST request parameters in /cgi-bin/cgix/edit_config_files to access and modify files outside the intended /etc/config/ directory.

Vulnerability class: Path Traversal (Directory Traversal)

EPSS: 0.006 (46.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 6.5 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N.

Affected products

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2020-36909?
CVE-2020-36909 is a medium-severity vulnerability in Secure Computing Snapgear Management Console Sg560, classified under Path Traversal. CVSS score: 6.5/10. Published 2026-01-06.
How severe is CVE-2020-36909?
Medium severity. CVSS v3 base score is 6.5 out of 10.