CVE-2020-25844

The digest generation function of NHIServiSignAdapter has not been verified for parameter’s length, which leads to a stack overflow loophole. Remote attackers can use the leak to execute code without privilege.

CVE-2020-25842

The encryption function of NHIServiSignAdapter fail to verify the file path input by users. Remote attacker can access arbitrary files through the flaw without privilege.

CVE-2020-25843

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.