PostgreSQL Permissions Privileges and Access Controls Vulnerability - CVE-2010-3433
The PL/perl and PL/Tcl implementations in PostgreSQL 7.4 before 7.4.30 8.0 before 8.0.26 8.1 before 8.1.22 8.2 before 8.2.18 8.3 before 8.3.12 8.4 before 8.4.5 and 9.0 before 9.0.1 do not properly protect script execution by a different SQL user identity within the same session which allows remote authenticated users to gain privileges via crafted script code in a SECURITY DEFINER function as demonstrated by (1) redefining standard functions or (2) redefining operators a different vulnerability than CVE-2010-1168 CVE-2010-1169 CVE-2010-1170 and CVE-2010-1447.