CVE•Published 2021-05-25•Modified 2026-06-05•1 article on news•6 live references•NVD data
CVE-2021-27562Trustedfirmware · Trusted_firmware-m
Vulnerability data via NVD (ingested)
CVSS v3.1
5.5
MEDIUM
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
EPSS percentile
98
Exploit Prediction Scoring System · top 2% of all CVEs
Weaknesses (CWE)
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.
Timeline
Published 2021-05-25
Modified 2026-06-05
External references
Search for exposed instances
Shodan + Censys queries derived from NVD's CPE data. The vuln tag catches assets Shodan has explicitly linked to this CVE; the product / banner fingerprints find exposed instances even when the vuln tag was never applied (which is common).
Shodan · vuln tag0 hosts
vuln:CVE-2021-27562Hosts Shodan has explicitly fingerprinted as vulnerable.
Shodan · OS
os:"Trusted Firmware-m"Hosts Shodan identified as running Trusted Firmware-m.
More intel sources (5)
Shodan report
vuln:CVE-2021-27562Country / ASN / product breakdown for the vuln query.
Censys
vulnerabilities.cve_id: CVE-2021-27562Censys host search filtered to this CVE id.
grep.app
CVE-2021-27562Public source-code mentions — fast PoC discovery.
GitHub code
CVE-2021-27562GitHub code search for direct mentions.
Google dork
"CVE-2021-27562" exploit -site:nvd.nist.govWrite-ups and news, NVD excluded.