CVE-2020-27209

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    CVE-2020-27209

    Published: 20 May 2021Last Modified: 8 Jul 2026

    Summary:

    Details: The ECDSA operation of the micro-ecc library 1.0 is vulnerable to simple power analysis attacks which allows an adversary to extract the private ECC key.

    References: https://eprint.iacr.org/2021/640, https://github.com/kmackay/micro-ecc/releases, https://www.aisec.fraunhofer.de/de/das-institut/wissenschaftliche-exzellenz/security-and-trust-in-open-source-security-tokens.html, https://www.aisec.fraunhofer.de/en/FirmwareProtection.html, https://github.com/kmackay/micro-ecc/commit/1b5f5cea5145c96dd8791b9b2c41424fc74c2172

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- d037ec89546fad14b5c4d5456c2e23a71e554966
    Fixed -None

    Affected versions

    1.0

    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-2020-27209 | CVE-DB