Vulnerability in Vsftpd Project

CVE-2021-30047

VSFTPD 3.0.3 allows attackers to cause a denial of service due to limited number of connections allowed.

Published · last modified .

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

EPSS exploit prediction

EPSS: 0.032 (88.0th percentile), scored .

Low probability of exploitation in the next 30 days, but still tracked. 88th percentile — 88.0% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS trend (30 days)EPSS over the last 30 days for CVE-2021-30047: held from 0.032 to 0.032.

EPSS over last 30 days · oldest: 0.032 · newest: 0.032 · change: 0.000

Affected products

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2021-30047?
CVE-2021-30047 is a high-severity vulnerability in Vsftpd Project. CVSS score: 7.5/10. Published 2023-08-22.
How severe is CVE-2021-30047?
High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2021-30047 known to be exploited?
6 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.