SSRF in Autovance Ftp-Srv

CVE-2020-15152

ftp-srv is an npm package which is a modern and extensible FTP server designed to be simple yet configurable. In ftp-srv before versions 2.19.6, 3.1.2, and 4.3.4 are vulnerable to Server-Side Request Forgery. The PORT command allows arbitrary IPs which can be used to cause the server to make a connection elsewhere. A possible workaround is blocking the PORT through the configuration. This issue is fixed in version2 2.19.6, 3.1.2, and 4.3.4. More information can be found on the linked advisory.

Vulnerability class: SSRF (Server-Side Request Forgery)

EPSS: 0.019 (77.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.1 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2020-15152?
CVE-2020-15152 is a critical-severity vulnerability in Autovance Ftp-Srv, classified under Server-Side Request Forgery (SSRF). CVSS score: 9.1/10. Published 2020-08-17.
How severe is CVE-2020-15152?
Critical severity. CVSS v3 base score is 9.1 out of 10.
Is CVE-2020-15152 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.