CVE-2021-45848

Name: CVE-2021-45848
Creator: NVD / NIST
Published: 2022-03-15T19:15:07.84+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 1.59%

Last modified Jun 17, 2026

CVE-2021-45848 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. Denial of service (DoS) vulnerability in Nicotine+ 3.0.3 and later allows a user with a modified Soulseek client to crash Nicotine+ by sending a file download request with a file path containing a null character.. EPSS estimates a 1.59% chance of exploitation in the next 30 days.

Description

Denial of service (DoS) vulnerability in Nicotine+ 3.0.3 and later allows a user with a modified Soulseek client to crash Nicotine+ by sending a file download request with a file path containing a null character.

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

1.59%

72.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-116

Affected Software

Vendor	Product	Versions
Nicotine-Plus	Nicotine\+	>= 3.0.3, < 3.2.1
Fedoraproject	Fedora	34

References

https://github.com/nicotine-plus/nicotine-plus/issues/1777Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HWYV53KERFH2EC4XI2IVVQFTV75E5XM6/
https://security.gentoo.org/glsa/202210-20Third Party Advisory
https://github.com/nicotine-plus/nicotine-plus/issues/1777Exploit, Issue Tracking, Patch, Third Party Advisory
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/HWYV53KERFH2EC4XI2IVVQFTV75E5XM6/
https://security.gentoo.org/glsa/202210-20Third Party Advisory

Timeline

Published: Mar 15, 2022
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2021-45848?

How severe is CVE-2021-45848?

CVE-2021-45848 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 1.59% probability of exploitation in the next 30 days.

How do I fix CVE-2021-45848?

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-2021-45848?

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

Scan your code now

Source: NVD / NIST