CVE-2022-28391

Name: CVE-2022-28391
Creator: NVD / NIST
Published: 2022-04-03T21:15:08.207+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 8.8/10EPSS 3.50%

Last modified Jun 17, 2026

CVE-2022-28391 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. BusyBox through 1.35.0 allows remote attackers to execute arbitrary code if netstat is used to print a DNS PTR record's value to a VT compatible terminal. Alternatively, the attacker could choose to change the terminal's colors.. EPSS estimates a 3.50% chance of exploitation in the next 30 days.

Description

BusyBox through 1.35.0 allows remote attackers to execute arbitrary code if netstat is used to print a DNS PTR record's value to a VT compatible terminal. Alternatively, the attacker could choose to change the terminal's colors.

Metrics

CVSS 3.1

8.8/10

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

EPSS Probability

3.50%

87.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-88

Affected Software

Vendor	Product	Versions
Busybox	Busybox	<= 1.35.0

References

https://git.alpinelinux.org/aports/plain/main/busybox/0001-libbb-sockaddr2str-ensure-only-printable-characters-.patchMailing List, Patch, Vendor Advisory
https://git.alpinelinux.org/aports/plain/main/busybox/0002-nslookup-sanitize-all-printed-strings-with-printable.patchMailing List, Patch, Vendor Advisory
https://gitlab.alpinelinux.org/alpine/aports/-/issues/13661Exploit, Patch, Vendor Advisory
https://git.alpinelinux.org/aports/plain/main/busybox/0001-libbb-sockaddr2str-ensure-only-printable-characters-.patchMailing List, Patch, Vendor Advisory
https://git.alpinelinux.org/aports/plain/main/busybox/0002-nslookup-sanitize-all-printed-strings-with-printable.patchMailing List, Patch, Vendor Advisory
https://gitlab.alpinelinux.org/alpine/aports/-/issues/13661Exploit, Patch, Vendor Advisory

Timeline

Published: Apr 3, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2022-28391?

How severe is CVE-2022-28391?

CVE-2022-28391 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 3.50% probability of exploitation in the next 30 days.

How do I fix CVE-2022-28391?

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-2022-28391?

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

Scan your code now

Source: NVD / NIST