UBUNTU-CVE-2020-17534

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    UBUNTU-CVE-2020-17534

    Published: 11 Jan 2021Last Modified: 17 Oct 2026
    Upstream:
    CVE-2020-17534

    Summary:

    Details: There exists a race condition between the deletion of the temporary file and the creation of the temporary directory in `webkit` subproject of HTML/Java API version 1.7. A similar vulnerability has recently been disclosed in other Java projects and the fix in HTML/Java API version 1.7.1 follows theirs: To avoid local privilege escalation version 1.7.1 creates the temporary directory atomically without dealing with the temporary file: https://github.com/apache/netbeans-html4j/commit/fa70e507e5555e1adb4f6518479fc408a7abd0e6

    References: https://ubuntu.com/security/CVE-2020-17534, https://lists.apache.org/thread.html/ra6119c0cdfccf051a846fa11b61364f5df9e7db93c310706a947f86a%40%3Cdev.netbeans.apache.org%3E, https://www.cve.org/CVERecord?id=CVE-2020-17534

    Affected packages

    Package

    Name: netbeans

    Purl: pkg:deb/ubuntu/netbeans?arch=source&distro=xenial

    Affected ranges

    Type: ECOSYSTEM

    Events:

    Introduced- 0
    Fixed -None

    Affected versions

    8.0.2+dfsg1-4
    8.0.2+dfsg1-5

    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
    UBUNTU-CVE-2020-17534 | CVE-DB