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    2 vulnerabilities by Lindell TSS Implementations

    CVE-2023-33242 (GCVE-0-2023-33242)

    Vulnerability from cvelistv5 – Published: 2023-08-09 21:01 – Updated: 2024-10-10 12:47
    VLAI
    Title
    Lindell17 TSS Abort Mishandling
    Summary
    Crypto wallets implementing the Lindell17 TSS protocol might allow an attacker to extract the full ECDSA private key by exfiltrating a single bit in every signature attempt (256 in total) because of not adhering to the paper's security proof's assumption regarding handling aborts after a failed signature.
    Severity
    9.6 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    • Private Key Exfiltration
    Assigner
    References
    Impacted products
    Date Public
    2023-08-09 21:15
    Credits
    Fireblocks Research, Nikolaos Makriyannis, Oren Yomtov
    Show details on NVD website
    To clipboard 

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    CVE-2023-33242 (GCVE-0-2023-33242)

    Vulnerability from nvd – Published: 2023-08-09 21:01 – Updated: 2024-10-10 12:47
    VLAI
    Title
    Lindell17 TSS Abort Mishandling
    Summary
    Crypto wallets implementing the Lindell17 TSS protocol might allow an attacker to extract the full ECDSA private key by exfiltrating a single bit in every signature attempt (256 in total) because of not adhering to the paper's security proof's assumption regarding handling aborts after a failed signature.
    Severity
    9.6 (Critical)
    CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:N
    SSVC
    Exploitation: poc Automatable: no Technical Impact: total
    CISA Coordinator (v2.0.3)
    CWE
    • Private Key Exfiltration
    Assigner
    References
    Impacted products
    Date Public
    2023-08-09 21:15
    Credits
    Fireblocks Research, Nikolaos Makriyannis, Oren Yomtov
    Show details on NVD website
    To clipboard 

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