GHSA-xmvg-w4f9-99r7

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    GHSA-xmvg-w4f9-99r7

    Published: 20 Dec 2018Last Modified: 17 Feb 2024

    Summary: XML External Entity (XXE) vulnerability in bw-calendar-engine

    Details: bw-calendar-engine version <= bw-calendar-engine-3.12.0 contains a XML External Entity (XXE) vulnerability in IscheduleClient XML Parser that can result in Disclosure of confidential data, denial of service, SSRF, port scanning. This attack appear to be exploitable via Man in the Middle or malicious server.

    References: https://nvd.nist.gov/vuln/detail/CVE-2018-1000836, https://github.com/Bedework/bw-calendar-engine/issues/3, https://0dd.zone/2018/10/28/bw-calendar-engine-XXE-MitM, https://github.com/Bedework/bw-calendar-engine, https://github.com/advisories/GHSA-xmvg-w4f9-99r7

    Affected packages

    Package

    Name: org.bedework.caleng:bw-calendar-engine

    Purl: pkg:maven/org.bedework.caleng/bw-calendar-engine

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    3.12.0
    3.12.1
    3.12.2

    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