#VU46106 Reachable Assertion in atftp - CVE-2020-6097
Published: August 27, 2020 / Updated: September 4, 2023
Vulnerability identifier: #VU46106
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-2020-6097
CWE-ID: CWE-617
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 reachable assertion in the atftpd daemon functionality. A remote attacker can use a specially crafted sequence of RRQ-Multicast requests to trigger an assert() call and cause a denial of service conditon on the target system.
Remediation
Install update from vendor's website.