CVE-2020-1808: Huawei Honor 20 Firmware

High severity, CVSS 7.1. EPSS: 0.5% chance of exploitation in the next 30 days.

Honor 20;HONOR 20 PRO;Honor Magic2;HUAWEI Mate 20 X;HUAWEI P30;HUAWEI P30 Pro;Honor View 20 smartphones with versions earlier than 10.0.0.187(C00E60R4P11); versions earlier than 10.0.0.187(C00E60R4P11); versions earlier than 10.0.0.176(C00E60R2P11);9.1.0.135(C00E133R2P1); versions earlier than 10.1.0.123(C431E22R3P5), versions earlier than 10.1.0.126(C636E5R3P4), versions earlier than 10.1.0.160(C00E160R2P11); versions earlier than 10.1.0.126(C185E8R5P1), versions earlier than 10.1.0.126(C636E9R2P4), versions earlier than 10.1.0.160(C00E160R2P8); versions earlier than 10.0.0.179(C636E3R4P3), versions earlier than 10.0.0.180(C185E3R3P3), versions earlier than 10.0.0.180(C432E10R3P4), versions earlier than 10.0.0.181(C675E5R1P2) have an out of bound read vulnerability. The software reads data past the end of the intended buffer. The attacker tricks the user into installing a crafted application, successful exploit may cause information disclosure or service abnormal.

Affected products

• Huawei Honor 20 Firmware: before 10.0.0.187\(c00e60r4p11\) (fixed in 10.0.0.187\(c00e60r4p11\))
• Huawei Honor 20 Pro Firmware: before 10.0.0.187\(c00e60r4p11\) (fixed in 10.0.0.187\(c00e60r4p11\))
• Huawei Honor MAGIC2 Firmware: before 10.0.0.176\(c00e60r2p11\) (fixed in 10.0.0.176\(c00e60r2p11\))
• Huawei Honor View 20 Firmware: before 10.0.0.179\(c636e3r4p3\) (fixed in 10.0.0.179\(c636e3r4p3\)); before 10.0.0.180\(c185e3r3p3\) (fixed in 10.0.0.180\(c185e3r3p3\)); before 10.0.0.180\(c432e10r3p4\) (fixed in 10.0.0.180\(c432e10r3p4\)); before 10.0.0.188\(c00e62r2p11\) (fixed in 10.0.0.188\(c00e62r2p11\))

Published 2020-05-15. Last modified 2026-06-17.