CVE-2021-27562
CVSS v3
5.5
MEDIUM
EPSS Score
54.2 %
exploit probability
CISA KEV
Yes
known exploited
Exploitation
—
SSVC status
Description
In Arm Trusted Firmware M through 1.2, the NS world may trigger a system halt, an overwrite of secure data, or the printing out of secure data when calling secure functions under the NSPE handler mode.
CISA Known Exploited Vulnerability
- Date Added
- 2021-11-03
- Patch Due Date
- 2021-11-17
- Ransomware Use
- Unknown
Technical details
- Published
- 2021-05-25
Frequently asked questions
What is CVE-2021-27562?
In Arm Trusted Firmware M through 1.2, the NS world may trigger a system halt, an overwrite of secure data, or the printing out of secure data when calling secure functions under the NSPE handler mode.
Is CVE-2021-27562 actively exploited?
Yes. CVE-2021-27562 is on the CISA Known Exploited Vulnerabilities (KEV) catalog, meaning it has been confirmed as actively exploited in the wild. CISA requires federal agencies to patch by 2021-11-17.
What is the CVSS score for CVE-2021-27562?
CVE-2021-27562 has a CVSS v3 base score of 5.5 (MEDIUM severity).
Is CVE-2021-27562 affecting your environment?
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