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nessusThis script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.CONFLUENCE_CONFSERVER-95099.NASL
HistoryMay 02, 2024 - 12:00 a.m.

Atlassian Confluence < 7.19.20 / 7.20.x < 8.5.7 / 8.6.x < 8.9.0 (CONFSERVER-95099)

2024-05-0200:00:00
This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
4
atlassian confluence
denial of service
vulnerability

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-95099 advisory.

  • Amazon Ion is a Java implementation of the Ion data notation. Prior to version 1.10.5, a potential denial- of-service issue exists in ion-java for applications that use ion-java to deserialize Ion text encoded data, or deserialize Ion text or binary encoded data into the IonValue model and then invoke certain IonValue methods on that in-memory representation. An actor could craft Ion data that, when loaded by the affected application and/or processed using the IonValue model, results in a StackOverflowError originating from the ion-java library. The patch is included in ion-java 1.10.5. As a workaround, do not load data which originated from an untrusted source or that could have been tampered with.
    (CVE-2024-21634)

Note that Nessus has not tested for this issue but has instead relied only on the application’s self-reported version number.

#%NASL_MIN_LEVEL 80900
##
# (C) Tenable, Inc.
##

include('compat.inc');

if (description)
{
  script_id(194909);
  script_version("1.1");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/06/05");

  script_cve_id("CVE-2024-21634");

  script_name(english:"Atlassian Confluence < 7.19.20 / 7.20.x < 8.5.7 / 8.6.x < 8.9.0 (CONFSERVER-95099)");

  script_set_attribute(attribute:"synopsis", value:
"The remote Atlassian Confluence host is missing a security update.");
  script_set_attribute(attribute:"description", value:
"The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in
the CONFSERVER-95099 advisory.

  - Amazon Ion is a Java implementation of the Ion data notation. Prior to version 1.10.5, a potential denial-
    of-service issue exists in `ion-java` for applications that use `ion-java` to deserialize Ion text encoded
    data, or deserialize Ion text or binary encoded data into the `IonValue` model and then invoke certain
    `IonValue` methods on that in-memory representation. An actor could craft Ion data that, when loaded by
    the affected application and/or processed using the `IonValue` model, results in a `StackOverflowError`
    originating from the `ion-java` library. The patch is included in `ion-java` 1.10.5. As a workaround, do
    not load data which originated from an untrusted source or that could have been tampered with.
    (CVE-2024-21634)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version
number.");
  script_set_attribute(attribute:"see_also", value:"https://jira.atlassian.com/browse/CONFSERVER-95099");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Atlassian Confluence version 7.19.20, 8.5.7, 8.9.0 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:N/I:N/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:U/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2024-21634");

  script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"false");

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/01/03");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/04/04");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/02");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:atlassian:confluence");
  script_set_attribute(attribute:"thorough_tests", value:"true");
  script_set_attribute(attribute:"enable_cgi_scanning", value:"true");
  script_end_attributes();

  script_category(ACT_GATHER_INFO);
  script_family(english:"CGI abuses");

  script_copyright(english:"This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.");

  script_dependencies("confluence_detect.nasl", "confluence_nix_installed.nbin", "confluence_win_installed.nbin");
  script_require_keys("installed_sw/Atlassian Confluence");

  exit(0);
}

include('vcf.inc');

var app_info = vcf::combined_get_app_info(app:'Atlassian Confluence');

var constraints = [
  { 'min_version' : '5.6.0', 'max_version' : '7.17.5', 'fixed_display' : '7.19.20' },
  { 'min_version' : '7.18.0', 'max_version' : '7.18.3', 'fixed_display' : '7.19.20' },
  { 'min_version' : '7.19.0', 'max_version' : '7.19.19', 'fixed_display' : '7.19.20' }, 
  { 'min_version' : '7.20.0', 'max_version' : '7.20.3', 'fixed_display' : '8.5.7'},
  { 'min_version' : '8.0.0', 'max_version' : '8.0.4', 'fixed_display' :' 8.5.7' },
  { 'min_version' : '8.1.0', 'max_version' : '8.1.4', 'fixed_display' : '8.5.7' },
  { 'min_version' : '8.2.0', 'max_version' : '8.2.3', 'fixed_display' : '8.5.7' },
  { 'min_version' : '8.3.0', 'max_version' : '8.3.4', 'fixed_display' : '8.5.7' },
  { 'min_version' : '8.4.0', 'max_version' : '8.4.5', 'fixed_display' : '8.5.7' },
  { 'min_version' : '8.5.0', 'max_version' : '8.5.6', 'fixed_display' : '8.5.7' },
  { 'min_version' : '8.6.0', 'max_version' : '8.8.1', 'fixed_display' : '8.9.0 (Data Center Only)' }
];

vcf::check_version_and_report(
    app_info:app_info,
    constraints:constraints,
    severity:SECURITY_HOLE
);
VendorProductVersionCPE
atlassianconfluencecpe:/a:atlassian:confluence

7.5 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

NONE

Availability Impact

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

7.7 High

AI Score

Confidence

High

0.0005 Low

EPSS

Percentile

17.1%