CVE-2010-4816

Name: CVE-2010-4816
Creator: NVD / NIST
Published: 2021-06-22T14:15:08.63+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.42%

Last modified Jun 16, 2026

CVE-2010-4816 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. It was found in FreeBSD 8.0, 6.3 and 4.9, and OpenBSD 4.6 that a null pointer dereference in ftpd/popen.c may lead to remote denial of service of the ftpd service.. EPSS estimates a 2.42% chance of exploitation in the next 30 days.

Description

It was found in FreeBSD 8.0, 6.3 and 4.9, and OpenBSD 4.6 that a null pointer dereference in ftpd/popen.c may lead to remote denial of service of the ftpd service.

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

2.42%

82.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Openbsd	Openbsd	4.6
Openbsd	Openbsd	4.9
Openbsd	Openbsd	6.3
Openbsd	Openbsd	8.0

References

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=144761Exploit, Issue Tracking, Vendor Advisory
https://seclists.org/fulldisclosure/2010/Mar/117Exploit, Mailing List, Third Party Advisory
https://seclists.org/oss-sec/2011/q3/284Mailing List, Third Party Advisory
https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=144761Exploit, Issue Tracking, Vendor Advisory
https://seclists.org/fulldisclosure/2010/Mar/117Exploit, Mailing List, Third Party Advisory
https://seclists.org/oss-sec/2011/q3/284Mailing List, Third Party Advisory

Timeline

Published: Jun 22, 2021
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2010-4816?

It was found in FreeBSD 8.0, 6.3 and 4.9, and OpenBSD 4.6 that a null pointer dereference in ftpd/popen.c may lead to remote denial of service of the ftpd service.

How severe is CVE-2010-4816?

CVE-2010-4816 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.42% probability of exploitation in the next 30 days.

How do I fix CVE-2010-4816?

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-2010-4816?

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

Scan your code now

Source: NVD / NIST