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    CVE-2021-30479

    An issue was discovered in Zulip Server before 3.4. A bug in the implementation of the all_public_streams API feature resulted in guest users being able to receive message traffic to public streams that should have been only accessible to members of the organization.

    Published:Apr 14, 2021
    Last Modified:Nov 21, 2024
    EPS:Apr 14, 2021
    EPSS Score:0.00203
    CVSS Score:5.3

    Affected Products

    Vendor
    Zulip
    Product
    Zulip Server

    Exploits

    No exploit reference

    Common Weakness Enumeration

    CWE-269 Improper Privilege Management

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    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