The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4833 advisory.

    Red Hat OpenShift Container Platform is Red Hat's cloud computing Kubernetes application platform solution     designed for on-premise or private cloud deployments.

    This advisory contains the RPM packages for Red Hat OpenShift Container Platform 4.9.9. See the following     advisory for the container images for this release:

    https://access.redhat.com/errata/RHSA-2021:4834

    Security Fix(es):

    * jenkins-2-plugins/subversion: does not restrict the name of a file when looking up a subversion key     (CVE-2021-21698)
    * jenkins: FilePath#mkdirs does not check permission to create parent directories (CVE-2021-21685)
    * jenkins: File path filters do not canonicalize paths, allowing operations to follow symbolic links to     outside allowed directories (CVE-2021-21686)
    * jenkins: FilePath#untar does not check permission to create symbolic links when unarchiving a symbolic     link (CVE-2021-21687)
    * jenkins: FilePath#reading(FileVisitor) does not reject any operations allowing users to have     unrestricted read access (CVE-2021-21688)
    * jenkins: FilePath#unzip and FilePath#untar were not subject to any access control (CVE-2021-21689)
    * jenkins: Agent processes are able to completely bypass file path filtering by wrapping the file     operation in an agent file path (CVE-2021-21690)
    * jenkins: Creating symbolic links is possible without the symlink permission (CVE-2021-21691)
    * jenkins: The operations FilePath#renameTo and FilePath#moveAllChildrenTo only check read permission on     the source path (CVE-2021-21692)
    * jenkins: When creating temporary files, permission to create files is only checked after theyve been     created. (CVE-2021-21693)
    * jenkins: FilePath#toURI, FilePath#hasSymlink, FilePath#absolutize, FilePath#isDescendant, and     FilePath#get*DiskSpace do not check any permissions (CVE-2021-21694)
    * jenkins: FilePath#listFiles lists files outside directories with agent read access when following     symbolic links. (CVE-2021-21695)
    * jenkins: Agent-to-controller access control allowed writing to sensitive directory used by Pipeline:
    Shared Groovy Libraries Plugin (CVE-2021-21696)
    * jenkins: Agent-to-controller access control allows reading/writing most content of build directories     (CVE-2021-21697)

    For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and     other related information, refer to the CVE page(s) listed in the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

The remote Red Hat Enterprise Linux CoreOS 4 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4801 advisory.

  - jenkins: FilePath#mkdirs does not check permission to create parent directories (CVE-2021-21685)

  - jenkins: File path filters do not canonicalize paths, allowing operations to follow symbolic links to     outside allowed directories (CVE-2021-21686)

  - jenkins: FilePath#untar does not check permission to create symbolic links when unarchiving a symbolic     link (CVE-2021-21687)

  - jenkins: FilePath#reading(FileVisitor) does not reject any operations allowing users to have unrestricted     read access (CVE-2021-21688)

  - jenkins: FilePath#unzip and FilePath#untar were not subject to any access control (CVE-2021-21689)

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

ID	名称	产品	系列	发布时间	最近更新时间	严重程度
155728	RHEL 8 : OpenShift Container Platform 4.9.9 (RHSA-2021:4833)	Nessus	Red Hat Local Security Checks	2021/11/30	2024/11/7	critical
312448	RHCOS 4 : OpenShift Container Platform 4.7.38 (RHSA-2021:4801)	Nessus	Red Hat Local Security Checks	2026/5/6	2026/5/6	critical

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