CVE-2021-24117

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    CVE-2021-24117

    Published: 14 Jul 2021Last Modified: 27 Aug 2026

    Summary:

    Details: In Apache Teaclave Rust SGX SDK 1.1.3, 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.

    References: https://docs.rs/crate/sgx_tstd/1.1.1, https://github.com/UzL-ITS/util-lookup/blob/main/cve-vulnerability-publication.md, https://github.com/dingelish/rust-base64/commit/a554b7ae880553db6dde8a387101a093911d5b2a

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- a6a172e652b4db4eaa17e4faa078fda8922abdd0
    Fixed -None

    Affected versions

    1.1.3

    Common Vulnerability Scoring System

    Attack Vector
    Network
    Adjacent
    Local
    Physical
    Privileges Required
    None
    Low
    High
    User Interaction
    None
    Required
    Scope
    Unchanged
    Changed
    Confidentiality
    None
    Low
    High
    Integrity
    None
    Low
    High
    Availability
    None
    Low
    High
    CVE-2021-24117 | CVE-DB