ID |
CVE-2021-31727
|
Summary |
Incorrect access control in zam64.sys, zam32.sys in MalwareFox AntiMalware 2.74.0.150 where IOCTL's 0x80002014, 0x80002018 expose unrestricted disk read/write capabilities respectively. A non-privileged process can open a handle to \.\ZemanaAntiMalware, register with the driver using IOCTL 0x80002010 and send these IOCTL's to escalate privileges by overwriting the boot sector or overwriting critical code in the pagefile. |
References |
|
Vulnerable Configurations |
|
CVSS |
Base: | 7.2 (as of 12-07-2022 - 17:42) |
Impact: | |
Exploitability: | |
|
CWE |
NVD-CWE-Other |
CAPEC |
|
Access |
Vector | Complexity | Authentication |
LOCAL |
LOW |
NONE |
|
Impact |
Confidentiality | Integrity | Availability |
COMPLETE |
COMPLETE |
COMPLETE |
|
cvss-vector
via4
|
AV:L/AC:L/Au:N/C:C/I:C/A:C
|
Last major update |
12-07-2022 - 17:42 |
Published |
17-05-2021 - 13:15 |
Last modified |
12-07-2022 - 17:42 |