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Vulnerability record · CVE-2020-14149 · published 15 June 2020

CVE-2020-14149: Troglobit uftpd null pointer dereference vulnerability

Troglobit · Uftpd

In uftpd before 2.12, handle_CWD in ftpcmd.c mishandled the path provided by the user, causing a NULL pointer dereference and denial of service, as demonstrated by a CWD /.. command.

7.5 CVSS 3.1 High EPSS 2.3% · top 17.2% CWE-476 · NULL pointer dereference
7.5CVSS 3.1 base score, v2 5.0
2.3%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
8References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

In uftpd before 2.12, handle_CWD in ftpcmd.c mishandled the path provided by the user, causing a NULL pointer dereference and denial of service, as demonstrated by a CWD /.. command.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00052.html
https://bugs.gentoo.org/726308 PatchThird Party Advisory
https://github.com/troglobit/uftpd/issues/30 ExploitThird Party Advisory
https://github.com/troglobit/uftpd/releases/tag/v2.12 Release NotesThird Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2020-06/msg00052.html
https://bugs.gentoo.org/726308 PatchThird Party Advisory
https://github.com/troglobit/uftpd/issues/30 ExploitThird Party Advisory
https://github.com/troglobit/uftpd/releases/tag/v2.12 Release NotesThird Party Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

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Source: NIST National Vulnerability Database (record CVE-2020-14149), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.