CVE-2021-41614

EUVD-2021-28628
An issue was discovered in the controller unit of the OpenRISC mor1kx processor. The read/write access permissions to the Exception Program Counter Register (EPCR) are not implemented correctly. User programs from an unauthorized privilege level can make read/write accesses to EPCR.
ProviderTypeBase ScoreAtk. VectorAtk. ComplexityPriv. RequiredVector
NISTPrimary
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CISA-ADPADP
7.8 HIGH
LOCAL
LOW
LOW
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Base Score
CVSS 3.x
EPSS Score
Percentile: 5%
Affected Products (NVD)
VendorProductVersion
openriscmor1kx_firmware
-
𝑥
= Vulnerable software versions
Common Weakness Enumeration
References
https://github.com/openrisc/mor1kx/issues/140
https://seth.engr.tamu.edu/software-releases/thehuzz/
https://github.com/openrisc/mor1kx/issues/140
https://seth.engr.tamu.edu/software-releases/thehuzz/