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    CVE-2020-26574

    Leostream Connection Broker 8.2.x is affected by stored XSS. An unauthenticated attacker can inject arbitrary JavaScript code via the webquery.pl User-Agent HTTP header. It is rendered by the admins the next time they log in. The JavaScript injected can be used to force the admin to upload a malicious Perl script that will be executed as root via libMisc::browser_client. NOTE: This vulnerability only affects products that are no longer supported by the maintainer

    Published:Oct 6, 2020
    Last Modified:Nov 21, 2024
    EPS:Oct 6, 2020
    EPSS Score:0.03087
    CVSS Score:9.6

    Affected Products

    Vendor
    Leostream
    Product
    Connection Broker

    Exploits

    https://adepts.of0x.cc/leostream-xss-to-rce/https://adepts.of0x.cc/leostream-xss-to-rce/

    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