CVE-2021-27562 — Arm Trusted Firmware Out-of-Bounds Write Vulnerability
2021-11-03 • CISA Known Exploited Vulnerability
[event] 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.
> AFFECTED SOFTWARE
| Field | Value |
|---|---|
| Vendor | Arm |
| Product | Trusted Firmware |
| CWE | CWE-787 |
| CVE ID | CVE-2021-27562 |
| Date Added | 2021-11-03 |
| Due Date | 2021-11-17 |
| Ransomware Campaign | Unknown |
> MITIGATION
Apply updates per vendor instructions.
Due Date: 2021-11-17