CVE-2002-1642

CVE-2002-1642 describes a denial-of-service vulnerability affecting PostgreSQL versions 7.2.1 and 7.2.2. A local attacker can exploit this flaw by using the VACUUM command to delete transaction log (pg_clog) data, leading to data loss. This vulnerability carries a CVSS score of 7.2, indicating high severity due to its local attack vector, low complexity, and complete impact on confidentiality, integrity, and availability. Despite its severity, there is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage surrounding this CVE.