CVE-2007-6721

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    CVE-2007-6721

    Published: 30 Mar 2009Last Modified: 10 Apr 2026

    Summary:

    Details: The Legion of the Bouncy Castle Java Cryptography API before release 1.38, as used in Crypto Provider Package before 1.36, has unknown impact and remote attack vectors related to "a Bleichenbacher vulnerability in simple RSA CMS signatures without signed attributes."

    References: http://www.bouncycastle.org/csharp/, http://www.bouncycastle.org/devmailarchive/msg08195.html, http://www.bouncycastle.org/csharp/, http://www.bouncycastle.org/devmailarchive/msg08195.html, http://freshmeat.net/projects/bouncycastlecryptoapi/releases/265580, http://www.bouncycastle.org/releasenotes.html, http://www.osvdb.org/50358, http://www.osvdb.org/50359, http://www.osvdb.org/50360

    Affected packages

    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