GHSA-84p2-vf58-xhxv

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    GHSA-84p2-vf58-xhxv

    Published: 23 Apr 2019Last Modified: 16 Feb 2024
    Aliases:
    CVE-2019-5427

    Summary: Billion laughs attack in c3p0

    Details: c3p0 version < 0.9.5.4 may be exploited by a billion laughs attack when loading XML configuration due to missing protections against recursive entity expansion when loading configuration.

    References: https://nvd.nist.gov/vuln/detail/CVE-2019-5427, https://hackerone.com/reports/509315, https://lists.fedoraproject.org/archives/list/[email protected]/message/BFIVX6HOVNLAM7W3SUAMHYRNLCVQSAWR, https://lists.fedoraproject.org/archives/list/[email protected]/message/MQ47OFV57Y2DAHMGA5H3JOL4WHRWRFN4, https://www.oracle.com/security-alerts/cpuapr2020.html, https://www.oracle.com/security-alerts/cpujan2021.html, https://www.oracle.com/security-alerts/cpujul2020.html, https://www.oracle.com/security-alerts/cpuoct2020.html, https://www.oracle.com/security-alerts/cpuoct2021.html

    Affected packages

    Package

    Name: com.mchange:c3p0

    Purl: pkg:maven/com.mchange/c3p0

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -0.9.5.4

    Affected versions

    0.9.2
    0.9.2-pre2-RELEASE
    0.9.2-pre3
    0.9.2-pre4
    0.9.2-pre5
    0.9.2-pre6
    0.9.2-pre7
    0.9.2-pre8
    0.9.2.1
    0.9.5
    0.9.5-pre1
    0.9.5-pre10
    0.9.5-pre2
    0.9.5-pre3
    0.9.5-pre4
    0.9.5-pre5
    0.9.5-pre6
    0.9.5-pre7
    0.9.5-pre8
    0.9.5-pre9
    0.9.5.1
    0.9.5.2
    0.9.5.3

    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