CVE-2021-44428

Name: CVE-2021-44428
Creator: NVD / NIST
Published: 2021-11-29T23:15:07.343+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.93%

Last modified Jun 17, 2026

CVE-2021-44428 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Pinkie 2.15 allows remote attackers to cause a denial of service (daemon crash) via a TFTP read (RRQ) request, aka opcode 1.. EPSS estimates a 2.93% chance of exploitation in the next 30 days.

Description

Pinkie 2.15 allows remote attackers to cause a denial of service (daemon crash) via a TFTP read (RRQ) request, aka opcode 1.

Metrics

CVSS 3.1

7.5/10

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

EPSS Probability

2.93%

85.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-120

Affected Software

Vendor	Product	Versions
Ipuptime	Pinkie	2.15

References

https://www.exploit-db.com/exploits/50535Third Party Advisory, VDB Entry
https://www.exploit-db.com/exploits/50535Third Party Advisory, VDB Entry

Timeline

Published: Nov 29, 2021
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-44428?

Pinkie 2.15 allows remote attackers to cause a denial of service (daemon crash) via a TFTP read (RRQ) request, aka opcode 1.

How severe is CVE-2021-44428?

CVE-2021-44428 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.93% probability of exploitation in the next 30 days.

How do I fix CVE-2021-44428?

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-2021-44428?

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

Scan your code now

Source: NVD / NIST