CVE-2019-5221: Huawei Mate 20 X Firmware

Medium severity, CVSS 6.5. EPSS: 0.5% chance of exploitation in the next 30 days.

There is a path traversal vulnerability on Huawei Share. The software does not properly validate the path, an attacker could crafted a file path when transporting file through Huawei Share, successful exploit could allow the attacker to transport a file to arbitrary path on the phone. Affected products: Mate 20 X versions earlier than Ever-L29B 9.1.0.300(C432E3R1P12), versions earlier than Ever-L29B 9.1.0.300(C636E3R2P1), and versions earlier than Ever-L29B 9.1.0.300(C185E3R3P1).

Affected products

• Huawei Mate 20 X Firmware: before ever-l29b_9.1.0.300\(c636e3r2p1\) (fixed in ever-l29b_9.1.0.300\(c636e3r2p1\)); before ever-l29b_9.1.0.300\(c432e3r1p12\) (fixed in ever-l29b_9.1.0.300\(c432e3r1p12\)); before ever-l29b_9.1.0.300\(c185e3r3p1\) (fixed in ever-l29b_9.1.0.300\(c185e3r3p1\))

Published 2019-07-10. Last modified 2026-06-17.