Description
The multibyte support in PostgreSQL 6.5.x with SQL_ASCII encoding consumes an extra character when processing a character that cannot be converted, which could remove an escape character from the query and make the application subject to SQL injection attacks.
References
- http://marc.info/?l=postgresql-general&m=102032794322362
- RHSA-2002:149 vendor-advisory
- postgresql-sqlascii-sql-injection(10328) vdb-entry