CVE-2021-3821

Name: CVE-2021-3821
Creator: NVD / NIST
Published: 2022-12-12T13:15:11.747+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 0.88%

Last modified Jun 17, 2026

CVE-2021-3821 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. A potential security vulnerability has been identified for certain HP multifunction printers (MFPs). The vulnerability may lead to Denial of Service when running HP Workpath solutions on potentially affected products.. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

A potential security vulnerability has been identified for certain HP multifunction printers (MFPs). The vulnerability may lead to Denial of Service when running HP Workpath solutions on potentially affected products.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

0.88%

54.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-400

Affected Software

Vendor	Product	Versions
Hp	Futuresmart 5	< 5.3

References

https://support.hp.com/us-en/document/ish_4980799-4980823-16/hpsbpi03747Vendor Advisory
https://support.hp.com/us-en/document/ish_4980799-4980823-16/hpsbpi03747Vendor Advisory

Timeline

Published: Dec 12, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-3821?

How severe is CVE-2021-3821?

CVE-2021-3821 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2021-3821?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-3821?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST