Main Vulnerability Database Vulnerabilities #VU29489

NULL pointer dereference in uftpd - CVE-2020-14149

Published: July 2, 2020

Vulnerability identifier: #VU29489

CSH Severity: Low

CVSS v4: 7.1 [CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N]

CVE-ID: CVE-2020-14149

CWE-ID: CWE-476

Exploitation vector: Remote access

Exploit availability: No public exploit available

Vulnerability details

The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.

The vulnerability exists due to a NULL pointer dereference error in uftpd within the handle_CWD in ftpcmd.c when processing the CWD /. command. A remote authenticated user can send a specially crafted command to the server and perform a denial of service (DoS) attack.

Affected software

uftpd
Opensuse

How to mitigate CVE-2020-14149

Install update from vendor's website.

uftpd - update to 2.12

External References

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

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