browserify-sign@3.0.0 vulnerabilities

adds node crypto signing for browsers

  • latest version

    4.2.3

  • latest non vulnerable version

  • first published

    10 years ago

  • latest version published

    9 months ago

  • licenses detected

  • Direct Vulnerabilities

    Known vulnerabilities in the browserify-sign package. This does not include vulnerabilities belonging to this package’s dependencies.

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    VulnerabilityVulnerable Version
    • H
    Improper Verification of Cryptographic Signature

    Affected versions of this package are vulnerable to Improper Verification of Cryptographic Signature in the dsaVerify function. An attacker can construct signatures that can be successfully verified by any public key, leading to a signature forgery attack. This is achieved by exploiting an upper bound check issue in the checkValue function, which incorrectly checks the upper bound of the passed parameters.

    Note: This vulnerability affects all places in the project that involve DSA verification of user-input signatures.

    How to fix Improper Verification of Cryptographic Signature?

    Upgrade browserify-sign to version 4.2.2 or higher.

    >=2.6.0 <4.2.2