CVE-2017-17307: Huawei Vns-l21 Firmware

Medium severity, CVSS 5.5. EPSS: 0.5% chance of exploitation in the next 30 days.

Some Huawei Smartphones with software of VNS-L21AUTC555B141 have an out-of-bounds read vulnerability. Due to the lack string terminator of string, an attacker tricks a user into installing a malicious application, and the application can exploit the vulnerability and make attacker to read out of bounds and possibly cause the device abnormal.

Affected products

• Huawei Vns-l21 Firmware: version vns-l21autc555b141 only

Published 2018-03-20. Last modified 2026-06-17.