CVE-2002-2124

CVE-2002-2124 describes a denial-of-service vulnerability in the recvn and sendn functions of nylon 0.2. This flaw allows a remote attacker to trigger an infinite loop and high CPU consumption by closing a connection while the recv function is executing, due to a lack of proper return value checking. The vulnerability has a CVSS score of 5.0 (AV:N/AC:L/Au:N/C:N/I:N/A:P), indicating a low-complexity attack that can be launched remotely without authentication, leading to a partial denial of service. There is no evidence of active exploitation, no known public exploit code (Metasploit, Nuclei, ExploitDB), and it is not listed in the KEV catalog, though it has garnered 10 community mentions.