ChangXiang 8 Plus with versions earlier than 9.1.0.136(C00E121R1P6T8) have a denial of service vulnerability. The device does not properly handle certain message from base station, the attacker could craft a fake base station to launch the attack. Successful exploit could cause a denial of signal service condition.

References

• https://nvd.nist.gov/vuln/detail/CVE-2020-1837
• https://www.huawei.com/en/psirt/security-advisories/huawei-sa-20200624-01-dos-en