Exploited Vulnerabilities DailyCVE-2021-27562: Arm Trusted Firmware
EPSS3.0%No. 1513 of 1739 in KEV
CVE year2021listed the same year
Same vendor in KEV9
Same product1
| Field | Value |
|---|---|
| Vendor | Arm |
| Product | Trusted Firmware |
| Name | Arm Trusted Firmware Out-of-Bounds Write Vulnerability |
| Added to KEV | 2021-11-03 |
| US federal due date | 2021-11-17 |
| Ransomware use | Unknown |
| CWE | CWE-787 |
CISA description
Arm Trusted Firmware contains an out-of-bounds write vulnerability allowing the non-secure (NS) world to trigger a system halt, overwrite secure data, or print out secure data when calling secure functions under the non-secure processing environment (NSPE) handler mode. This vulnerability affects Yealink Device Management servers.
Data from CISA's Known Exploited Vulnerabilities (KEV) catalog. EPSS is FIRST's estimated probability of exploitation activity in the next 30 days, refreshed weekly. Always follow the vendor's official guidance.
About this page
A Arm Trusted Firmware vulnerability added to CISA's Known Exploited Vulnerabilities catalog on 2021-11-03.