Path Traversal in Fusionpbx
CVE-2020-21056
Directory Traversal vulnerability exists in FusionPBX 4.5.7, which allows a remote malicious user to create folders via the folder variale to app\edit\foldernew.php.
Vulnerability class: Path Traversal (Directory Traversal)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 4.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.010 (60.9th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 61st percentile — 60.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.010 · newest: 0.010 · change: 0.000
Affected products
- Fusionpbx — versions 4.5.7
Weakness classification (CWE)
References
- resp3ctblog.wordpress.com/2019/10/28/fusionpbx-path-traversal-5/ (Third Party Advisory)
- github.com/fusionpbx/fusionpbx/commit/cad71240dee2a82cd5766dd67039a87849031aaa (Patch, Third Party Advisory)
Frequently asked questions
- What is CVE-2020-21056?
- CVE-2020-21056 is a medium-severity vulnerability in Fusionpbx, classified under Path Traversal. CVSS score: 4.3/10. Published 2021-05-20.
- How severe is CVE-2020-21056?
- Medium severity. CVSS v3 base score is 4.3 out of 10.