CVE-2019-15513: Motorola c1 MWR03 Firmware

High severity, CVSS 7.5. EPSS: 1.7% chance of exploitation in the next 30 days.

An issue was discovered in OpenWrt libuci (aka Library for the Unified Configuration Interface) before 15.05.1 as used on Motorola CX2L MWR04L 1.01 and C1 MWR03 1.01 devices. /tmp/.uci/network locking is mishandled after reception of a long SetWanSettings command, leading to a device hang.

Affected products

• Motorola c1 MWR03 Firmware: version 1.01 only
• Motorola CX2L MWR04L Firmware: version 1.01 only
• Openwrt Libuci: affected versions not specified

Published 2019-08-23. Last modified 2026-06-17.