CVE-2002-1993

CVE-2002-1993 describes a critical remote command execution vulnerability in WebBBS versions 4 and 5.0, specifically within the webbbs_post.pl script. Attackers can exploit this by injecting shell metacharacters into the followup parameter, leading to arbitrary command execution on the affected server. This vulnerability carries a CVSS score of 10.0, indicating maximum severity with network-based exploitation, low attack complexity, and complete compromise of confidentiality, integrity, and availability. While not listed on the KEV catalog, an exploit is publicly available on ExploitDB (EDB-21567), though there is no evidence of active exploitation or significant community discussion.