CVE-2002-1697

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    CVE-2002-1697

    Published: 31 Dec 2002Last Modified: 10 Apr 2026

    Summary:

    Details: Electronic Code Book (ECB) mode in VTun 2.0 through 2.5 uses a weak encryption algorithm that produces the same ciphertext from the same plaintext blocks, which could allow remote attackers to gain sensitive information.

    References: http://seclists.org/bugtraq/2002/Jan/0119.html, http://www.securityfocus.com/bid/3845, https://exchange.xforce.ibmcloud.com/vulnerabilities/7904, http://seclists.org/bugtraq/2002/Jan/0119.html, http://www.securityfocus.com/bid/3845

    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