#VU46671 NULL pointer dereference in ProFTPD
Published: September 14, 2020
Vulnerability identifier: #VU46671
Vulnerability risk: Medium
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:P/U:Green
CVE-ID: N/A
CWE-ID: CWE-476
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
ProFTPD
ProFTPD
Software vendor:
ProFTPD
ProFTPD
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a NULL pointer dereference error when processing SCP connection request. A remote non-authenticated attacker can try to initiate SCP connection, trigger NULL pointer dereference error and crash ProFTPd daemon.
Example:
ssh user@server scp
Remediation
Install updates from vendor's website.