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CVE-2007-6067

Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 befo…

Impact

Algorithmic complexity vulnerability in the regular expression parser in TCL before 8.4.17, as used in PostgreSQL 8.2 before 8.2.6, 8.1 before 8.1.11, 8.0 before 8.0.15, and 7.4 before 7.4.19, allows remote authenticated users to cause a denial of service (memory consumption) via a crafted "complex" regular expression with doubly-nested states.

Affected products

VendorProductAffected versions
PostgresqlPostgresql
Versions 7.3, 7.3.1, 7.3.2, 7.3.3, 7.3.4, 7.3.6
Tcl TkTcl Tk
through 8.4.16

Weakness classification

CWE-189

References