{"id":"CVE-2021-24119","state":"PUBLISHED","title":"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 k","description":"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.","publishedAt":"2021-07-14T00:00:00.000Z","updatedAt":"2025-11-03T19:25:39.621Z","severity":null,"assigner":"mitre","products":["n/a n/a"],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":["https://github.com/ARMmbed/mbedtls/releases","https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DRRVY7DMTX3ECFNZKDYTSFEG5AI2HBC6/","https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYJW7HAW3TDV2YMDFYXP3HD6WRQRTLJW/","https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html","https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html","https://lists.debian.org/debian-lts-announce/2025/06/msg00034.html"],"weaknesses":[],"ingestedAt":"2026-10-29T19:48:07.505Z","source":{"repository":"CVEProject/cvelistV5","path":"cves/2021/24xxx/CVE-2021-24119.json","commit":"556c9d3a8cd17e218bb8e452ba7cd619a384ff47"},"raw":{"dataType":"CVE_RECORD","dataVersion":"5.2","cveMetadata":{"cveId":"CVE-2021-24119","state":"PUBLISHED","datePublished":"2021-07-14T00:00:00.000Z","dateUpdated":"2025-11-03T19:25:39.621Z","assignerShortName":"mitre","assignerOrgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateReserved":"2021-01-14T00:00:00.000Z"},"containers":{"cna":{"descriptions":[{"lang":"en","value":"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."}],"affected":[{"vendor":"n/a","product":"n/a","versions":[{"version":"n/a","status":"affected"}]}],"references":[{"url":"https://github.com/ARMmbed/mbedtls/releases"},{"url":"https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md"},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DRRVY7DMTX3ECFNZKDYTSFEG5AI2HBC6/","name":"FEDORA-2021-10bfc067d1","tags":["vendor-advisory"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYJW7HAW3TDV2YMDFYXP3HD6WRQRTLJW/","name":"FEDORA-2021-165969af24","tags":["vendor-advisory"]},{"url":"https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html","name":"[debian-lts-announce] 20211123 [SECURITY] [DLA 2826-1] mbedtls security update","tags":["mailing-list"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html","name":"[debian-lts-announce] 20221225 [SECURITY] [DLA 3249-1] mbedtls security update","tags":["mailing-list"]}],"problemTypes":[{"descriptions":[{"type":"text","lang":"en","description":"n/a"}]}],"providerMetadata":{"shortName":"mitre","orgId":"8254265b-2729-46b6-b9e3-3dfca2d5bfca","dateUpdated":"2022-12-26T00:00:00.000Z"}},"adp":[{"title":"CVE Program Container","references":[{"url":"https://github.com/ARMmbed/mbedtls/releases","tags":["x_transferred"]},{"url":"https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md","tags":["x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/DRRVY7DMTX3ECFNZKDYTSFEG5AI2HBC6/","name":"FEDORA-2021-10bfc067d1","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/EYJW7HAW3TDV2YMDFYXP3HD6WRQRTLJW/","name":"FEDORA-2021-165969af24","tags":["vendor-advisory","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2021/11/msg00021.html","name":"[debian-lts-announce] 20211123 [SECURITY] [DLA 2826-1] mbedtls security update","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html","name":"[debian-lts-announce] 20221225 [SECURITY] [DLA 3249-1] mbedtls security update","tags":["mailing-list","x_transferred"]},{"url":"https://lists.debian.org/debian-lts-announce/2025/06/msg00034.html"}],"providerMetadata":{"shortName":"CVE","orgId":"af854a3a-2127-422b-91ae-364da2661108","dateUpdated":"2025-11-03T19:25:39.621Z"}}]}}}