CVE-2021-41614 - Vulnerability Details - OpenCVE

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.

No CVSS v4.0

Attack Vector Local

Attack Complexity Low

Privileges Required Low

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

The EPSS score is 0.0002.

Exploitation none

Automatable no

Technical Impact total

Vendors	Products
Openrisc	Mor1kx Mor1kx Firmware

Configuration 1 [-]

AND

cpe:2.3:o:openrisc:mor1kx_firmware:-:*:*:*:*:*:*:*

cpe:2.3:h:openrisc:mor1kx:-:*:*:*:*:*:*:*

No data.

No data.

Advisories

Source	ID	Title
EUVD	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.

Fixes

Solution

No solution given by the vendor.

Workaround

No workaround given by the vendor.

References

Link	Providers
https://github.com/openrisc/mor1kx/issues/140
https://seth.engr.tamu.edu/software-releases/thehuzz/

History

Thu, 06 Feb 2025 15:15:00 +0000

Type	Values Removed	Values Added
Weaknesses		CWE-276
Metrics		ssvc `{'options': {'Automatable': 'no', 'Exploitation': 'none', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-04-18T00:00:00.000Z

Updated: 2025-02-06T15:00:47.456Z

Reserved: 2021-09-25T00:00:00.000Z

Link: CVE-2021-41614

Vulnrichment

Updated: 2024-08-04T03:15:29.106Z

NVD

Status : Modified

Published: 2023-04-18T12:15:07.430

Modified: 2025-02-06T15:15:10.313

Link: CVE-2021-41614

Redhat

No data.

OpenCVE Enrichment

No data.

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