Stack-based buffer overflow in dws/api/Login on D-Link DIR-850L B1 2.07 before 2.07WWB05 DIR-817 Ax DIR-818LW Bx before 2.05b03beta03 DIR-822 C1 3.01 before 3.01WWb02 DIR-823 A1 1.00 before 1.00WWb05 DIR-895L A1 1.11 before 1.11WWb04 DIR-890L A1 1.09 before 1.09b14 DIR-885L A1 1.11 before 1.11WWb07 DIR-880L A1 1.07 before 1.07WWb08 DIR-868L B1 2.03 before 2.03WWb01 and DIR-868L C1 3.00 before 3.00WWb01 devices allows remote attackers to execute arbitrary code via a long session cookie.