OpenHarmony-v3.1.4 and prior versions had an vulnerability. PIN code is transmitted to the peer device in plain text during cross-device authentication, which reduces the difficulty of man-in-the-middle attacks.

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernelliteosa has a kernel stack overflow vulnerability when call SysClockGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

Kernel subsystem within OpenHarmony-v3.1.4 and prior versions in kernelliteosa has a kernel stack overflow vulnerability when call SysTimerGettime. 4 bytes padding data from kernel stack are copied to user space incorrectly and leaked.

OpenHarmony-v3.1.2 and prior versions had a vulnerability that telephony in communication subsystem sends public events with personal data, but the permission is not set. Malicious apps could listen to public events and obtain information such as mobile numbers and SMS data without permissions.

The bundle management subsystem within OpenHarmony-v3.1.4 and prior versions has a null pointer reference vulnerability which local attackers can exploit this vulnerability to cause a DoS attack to the system when installing a malicious HAP package.

Communication Wi-Fi subsystem within OpenHarmony-v3.1.4 and prior versions, OpenHarmony-v3.0.7 and prior versions

has a null pointer reference vulnerability which local attackers can exploit this vulnerability to cause the current application to crash.