CVE-2013-4685: Juniper Junos

High severity, CVSS 10.0. EPSS: 7.6% chance of exploitation in the next 30 days.

Buffer overflow in flowd in Juniper Junos 10.4 before 10.4S14, 11.4 before 11.4R7, 12.1 before 12.1R6, and 12.1X44 before 12.1X44-D15 on SRX devices, when Captive Portal is enabled with the UAC enforcer role, allows remote attackers to execute arbitrary code via crafted HTTP requests, aka PR 849100.

Affected products

• Juniper Junos: version 10.4 only; version 11.4 only; version 12.1 only; version 12.1x44 only
• Juniper SRX100
• Juniper SRX110
• Juniper SRX1400
• Juniper SRX210
• Juniper SRX220
• Juniper SRX240
• Juniper SRX3400
• Juniper SRX3600
• Juniper SRX550
• Juniper SRX5600
• Juniper SRX5800
• Juniper SRX650

Published 2013-07-11. Last modified 2026-06-16.