The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:4381 advisory.

    GNOME is the default desktop environment of Red Hat Enterprise Linux.

    The following packages have been upgraded to a later upstream version: gdm (40.0), webkit2gtk3 (2.32.3).
    (BZ#1909300)

    Security Fix(es):

    * webkitgtk: Use-after-free in AudioSourceProviderGStreamer leading to arbitrary code execution     (CVE-2020-13558)

    * LibRaw: Stack buffer overflow in LibRaw::identify_process_dng_fields() in identify.cpp (CVE-2020-24870)

    * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2020-27918)

    * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1765)

    * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-1788)

    * webkitgtk: Type confusion issue leading to arbitrary code execution (CVE-2021-1789)

    * webkitgtk: Access to restricted ports on arbitrary servers via port redirection (CVE-2021-1799)

    * webkitgtk: IFrame sandboxing policy violation (CVE-2021-1801)

    * webkitgtk: Memory corruption issue leading to arbitrary code execution (CVE-2021-1844)

    * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1870)

    * webkitgtk: Logic issue leading to arbitrary code execution (CVE-2021-1871)

    * webkitgtk: Use-after-free in ImageLoader dispatchPendingErrorEvent leading to information leak and     possibly code execution (CVE-2021-21775)

    * webkitgtk: Use-after-free in WebCore::GraphicsContext leading to information leak and possibly code     execution (CVE-2021-21779)

    * webkitgtk: Use-after-free in fireEventListeners leading to arbitrary code execution (CVE-2021-21806)

    * webkitgtk: Integer overflow leading to arbitrary code execution (CVE-2021-30663)

    * webkitgtk: Memory corruption leading to arbitrary code execution (CVE-2021-30665)

    * webkitgtk: Logic issue leading to leak of sensitive user information (CVE-2021-30682)

    * webkitgtk: Logic issue leading to universal cross site scripting attack (CVE-2021-30689)

    * webkitgtk: Logic issue allowing access to restricted ports on arbitrary servers (CVE-2021-30720)

    * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30734)

    * webkitgtk: Cross-origin issue with iframe elements leading to universal cross site scripting attack     (CVE-2021-30744)

    * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30749)

    * webkitgtk: Type confusion leading to arbitrary code execution (CVE-2021-30758)

    * webkitgtk: Use-after-free leading to arbitrary code execution (CVE-2021-30795)

    * webkitgtk: Insufficient checks leading to arbitrary code execution (CVE-2021-30797)

    * webkitgtk: Memory corruptions leading to arbitrary code execution (CVE-2021-30799)

    * webkitgtk: User may be unable to fully delete browsing history (CVE-2020-29623)

    * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination     directory (CVE-2020-36241)

    * gnome-autoar: Directory traversal via directory symbolic links pointing outside of the destination     directory (incomplete CVE-2020-36241 fix) (CVE-2021-28650)

    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.

    Additional Changes:

    For detailed information on changes in this release, see the Red Hat Enterprise Linux 8.5 Release Notes     linked from 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.

Detections

Analytics

RHEL 8 : GNOME (RHSA-2021:4381)

critical Nessus Plugin ID 155153

Version 1.16

Version 1.15

Version 1.14

Version 1.13

Version 1.12

Version 1.12

Version 1.11

Version 1.16 Nov 7, 2024, 5:39 AM CVSS metrics ("Cvssv4 score" set to 0.0) CVSSv2 severity (based on None, severity decreased from "High" to "Low") Plugin metadata Plugin Feed: 202411070539
Version 1.15 Apr 28, 2024, 2:25 PM CVSS temporal metrics ("CVSSv2 temporal vector" set to "CVSS2#E:F/RL:OF/RC:C") CVSS temporal metrics ("CVSSv3 temporal vector" set to "CVSS:3.0/E:F/RL:O/RC:C") Detection (updated detection logic) Plugin metadata Plugin Feed: 202404281425
Version 1.14 Jan 31, 2024, 11:24 AM IAVM reference Plugin Feed: 202401311124
Version 1.13 Oct 27, 2023, 4:19 PM New Plugin Feed: 202310271619
Version 1.12 Apr 25, 2023, 11:11 PM CVSS temporal metrics (Adjust exploitability metrics for CISA KEV vulnerabilities) Plugin Feed: 202304252311
Version 1.12 May 25, 2023, 12:55 AM Logic Changes (Added support for ppc64le architecture) Plugin Feed: 202305250055
Version 1.11 Jan 23, 2023, 7:12 PM Logic Changes (Added support for repository relative URLs) Plugin Feed: 202301231912