Vulnerability Details : CVE-2021-41614
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.
Products affected by CVE-2021-41614
- cpe:2.3:o:openrisc:mor1kx_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-41614
0.04%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 14 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-41614
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
1.8
|
5.9
|
NIST |
References for CVE-2021-41614
-
https://github.com/openrisc/mor1kx/issues/140
The EPCR register is accessible from user mode · Issue #140 · openrisc/mor1kx · GitHubIssue Tracking
-
https://seth.engr.tamu.edu/software-releases/thehuzz/
New vulnerabilities detected by our hardware fuzzer, TheHuzzThird Party Advisory
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