{"id":"JLSEC-2025-206","summary":"An issue was discovered in Arm Mbed TLS before 2.23.0","details":"An issue was discovered in Arm Mbed TLS before 2.23.0. A remote attacker can recover plaintext because a certain Lucky 13 countermeasure doesn't properly consider the case of a hardware accelerator.","modified":"2025-11-21T16:18:56.032102Z","published":"2025-11-21T15:59:04.054Z","upstream":["CVE-2020-36423"],"database_specific":{"license":"CC-BY-4.0","sources":[{"url":"https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-36423","html_url":"https://nvd.nist.gov/vuln/detail/CVE-2020-36423","modified":"2024-11-21T05:29:28.403Z","published":"2021-07-19T17:15:11.223Z","imported":"2025-11-20T23:04:00.273Z","id":"CVE-2020-36423"}]},"references":[{"type":"WEB","url":"https://bugs.gentoo.org/730752"},{"type":"WEB","url":"https://github.com/ARMmbed/mbedtls/releases/tag/v2.16.7"},{"type":"WEB","url":"https://github.com/ARMmbed/mbedtls/releases/tag/v2.23.0"},{"type":"WEB","url":"https://lists.debian.org/debian-lts-announce/2022/12/msg00036.html"}],"affected":[{"package":{"name":"MbedTLS_jll","ecosystem":"Julia","purl":"pkg:julia/MbedTLS_jll?uuid=c8ffd9c3-330d-5841-b78e-0817d7145fa1"},"ranges":[{"type":"SEMVER","events":[{"introduced":"0"},{"fixed":"2.16.8+0"}]}],"database_specific":{"source":"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-206.json"}}],"schema_version":"1.7.3"}