In Trusted Firmware Mbed TLS 2.24.0, a side-channel vulnerability in base64 PEM file decoding allows system-level (administrator) attackers to obtain information about secret RSA keys via a controlled-channel and side-channel attack on software running in isolated environments that can be single stepped, especially Intel SGX.
{
"sources": [
{
"url": "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2021-24119",
"html_url": "https://nvd.nist.gov/vuln/detail/CVE-2021-24119",
"modified": "2026-06-17T03:39:25.587Z",
"published": "2021-07-14T13:15:08.100Z",
"imported": "2026-07-17T20:44:34.189Z",
"id": "CVE-2021-24119",
"database_specific": {
"status": "Modified"
}
}
],
"license": "CC-BY-4.0"
}