JLSEC-2025-202

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Source

https://github.com/JuliaLang/SecurityAdvisories.jl/blob/main/advisories/published/2025/JLSEC-2025-202.md

Import Source

https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-202.json

JSON Data

https://api.osv.dev/v1/vulns/JLSEC-2025-202

Upstream

CVE-2020-16150

Published

2025-11-21T15:59:04Z

Modified

2026-07-23T22:30:18Z

Severity

2.1 CVSS_V2 - AV:L/AC:L/Au:N/C:P/I:N/A:N CVSS Calculator
5.5 (Medium) CVSS_V3 - CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N CVSS Calculator

Summary

A Lucky 13 timing side channel in `mbedtls_ssl_decrypt_buf` in `library/ssl_msg.c` in Trusted...

Details

A Lucky 13 timing side channel in mbedtls_ssl_decrypt_buf in library/ssl_msg.c in Trusted Firmware Mbed TLS through 2.23.0 allows an attacker to recover secret key information. This affects CBC mode because of a computed time difference based on a padding length.

Database specific

{
    "license":  "CC-BY-4.0",
    "sources":  [
        {
            "database_specific":  {
                "status":  "Modified"
            },
            "html_url":  "https://nvd.nist.gov/vuln/detail/CVE-2020-16150",
            "id":  "CVE-2020-16150",
            "imported":  "2026-07-17T20:44:28.117Z",
            "modified":  "2026-06-17T02:57:47.510Z",
            "published":  "2020-09-02T16:15:12.363Z",
            "url":  "https://services.nvd.nist.gov/rest/json/cves/2.0?cveId=CVE-2020-16150"
        }
    ]
}

References

Affected packages

Julia / MbedTLS_jll

Package

Name: MbedTLS_jll
Purl: pkg:julia/MbedTLS_jll?uuid=c8ffd9c3-330d-5841-b78e-0817d7145fa1

Affected ranges

Type: SEMVER
Events: Introduced

0 Unknown introduced version / All previous versions are affected

Fixed

2.16.8+0

Database specific

source

"https://github.com/JuliaLang/SecurityAdvisories.jl/tree/generated/osv/2025/JLSEC-2025-202.json"