CVE-2018-6849

    Dashboard / Vulnerabilities / CVE-2018-6849

    CVE-2018-6849

    Published: 1 Apr 2018Last Modified: 8 Jul 2026

    Summary:

    Details: In the WebRTC component in DuckDuckGo 4.2.0, after visiting a web site that attempts to gather complete client information (such as https://ip.voidsec.com), the browser can disclose a private IP address in a STUN request.

    References: https://datarift.blogspot.com/p/private-ip-leakage-using-webrtc.html, https://news.ycombinator.com/item?id=16699270, https://voidsec.com/vpn-leak/, https://github.com/rapid7/metasploit-framework/pull/9538, https://www.exploit-db.com/exploits/44403/

    Affected packages

    Package

    Name:

    Purl:

    Affected ranges

    Type: GIT

    Events:

    Introduced- b6aa866a608e59de2ff12b0e9879c16263fa407b
    Fixed -None

    Affected versions

    4.2.0

    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