What’s Vulnerable › Vulnerabilities

CVE-2021-41614

• Severity: high (CVSS 7.8 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 0.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2023-04-18 · updated 2026-06-17
• Weakness: CWE-276

Description

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.

Affected products

• Openrisc Mor1Kx Firmware: all versions

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/

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