#VU80393 Buffer overflow in atftp - CVE-2021-41054
Published: September 4, 2023
Vulnerability identifier: #VU80393
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:U/U:Green
CVE-ID: CVE-2021-41054
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerable software:
atftp
atftp
Software vendor:
Dennis Kaarsemaker
Dennis Kaarsemaker
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to a boundary in tftpd_file.c. A remote attacker can send specially crafted data to the server, trigger memory corruption and perform a denial of service (DoS) attack.
Remediation
Install update from vendor's website.