Huawei E6878-370 Firmware 10.0.3.1\(h557sp27c233\)

E6878-370 products with versions of 10.0.3.1(H557SP27C233) and 10.0.3.1(H563SP1C00) have a stack buffer overflow vulnerability. The program copies an input buffer to an output buffer without verification. An attacker in the adjacent network could send a crafted message, successful exploit could lead to stack buffer overflow which may cause malicious code execution.

E6878-370 with versions of 10.0.3.1(H557SP27C233), 10.0.3.1(H563SP1C00), 10.0.3.1(H563SP1C233) has a use after free vulnerability. The software references memory after it has been freed in certain scenario, the attacker does a series of crafted operations through web portal, successful exploit could cause a use after free condition which may lead to malicious code execution.

E6878-370 versions 10.0.3.1(H557SP27C233),10.0.3.1(H563SP21C233) and E6878-870 versions 10.0.3.1(H557SP27C233),10.0.3.1(H563SP11C233) have a denial of service vulnerability. The system does not properly check some events, an attacker could launch the events continually, successful exploit could cause reboot of the process.