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nessusThis script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.CONFLUENCE_CONFSERVER-95832.NASL
HistoryMay 24, 2024 - 12:00 a.m.

Atlassian Confluence 5.2 < 7.19.22 / 7.20.x < 8.5.9 / 8.6.x < 8.9.1 RCE (CONFSERVER-95832)

2024-05-2400:00:00
This script is Copyright (C) 2024 and is owned by Tenable, Inc. or an Affiliate thereof.
www.tenable.com
11
atlassian
confluence
rce
remote code execution
cve-2024-21683
vulnerability
advisory
nessus
upgrade
cvss score 8.3

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.511 Medium

EPSS

Percentile

97.6%

The version of Atlassian Confluence Server running on the remote host is affected by a vulnerability as referenced in the CONFSERVER-95832 advisory.

  • This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.3, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Confluence Data Center and Server customers upgrade to latest version. If you are unable to do so, upgrade your instance to one of the specified supported fixed versions. This vulnerability was found internally.
    (CVE-2024-21683)

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(197898);
  script_version("1.6");
  script_set_attribute(attribute:"plugin_modification_date", value:"2024/07/02");

  script_cve_id("CVE-2024-21683");
  script_xref(name:"IAVA", value:"2024-A-0305-S");
  script_xref(name:"IAVA", value:"2024-A-0366");

  script_name(english:"Atlassian Confluence 5.2 < 7.19.22 / 7.20.x < 8.5.9 / 8.6.x < 8.9.1 RCE (CONFSERVER-95832)");

  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-95832 advisory.

  - This High severity RCE (Remote Code Execution) vulnerability was introduced in version 5.2 of Confluence
    Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.3, allows
    an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact
    to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that
    Confluence Data Center and Server customers upgrade to latest version. If you are unable to do so, upgrade
    your instance to one of the specified supported fixed versions. This vulnerability was found internally.
    (CVE-2024-21683)

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-95832");
  script_set_attribute(attribute:"see_also", value:"https://confluence.atlassian.com/doc/confluence-release-notes-327.html");
  script_set_attribute(attribute:"see_also", value:"https://www.atlassian.com/software/confluence/download-archives");
  script_set_attribute(attribute:"solution", value:
"Upgrade to Atlassian Confluence version 7.19.22, 8.5.9, 8.9.1 or later.");
  script_set_attribute(attribute:"agent", value:"all");
  script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:C/I:C/A:C");
  script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
  script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
  script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
  script_set_attribute(attribute:"cvss_score_source", value:"CVE-2024-21683");

  script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
  script_set_attribute(attribute:"exploit_available", value:"true");

  script_set_attribute(attribute:"vuln_publication_date", value:"2024/05/15");
  script_set_attribute(attribute:"patch_publication_date", value:"2024/05/08");
  script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/24");

  script_set_attribute(attribute:"plugin_type", value:"combined");
  script_set_attribute(attribute:"cpe", value:"cpe:/a:atlassian:confluence");
  script_set_attribute(attribute:"stig_severity", value:"I");
  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' : '5.2 ', 'max_version' : '7.16', 'fixed_display' : '7.19.22' },
  { 'min_version' : '7.17', 'max_version' : '7.17.5', 'fixed_display' : '7.19.22' },
  { 'min_version' : '7.18', 'max_version' : '7.18.3', 'fixed_display' : '7.19.22' },
  { 'min_version' : '7.19', 'max_version' : '7.19.21', 'fixed_display' : '7.19.22'},
  { 'min_version' : '7.20', 'max_version' : '7.20.3', 'fixed_display' : '8.5.9' },
  { 'min_version' : '8.0', 'max_version' : '8.0.4', 'fixed_display' : '8.5.9' },
  { 'min_version' : '8.1', 'max_version' : '8.1.4', 'fixed_display' : '8.5.9' },
  { 'min_version' : '8.2', 'max_version' : '8.2.3', 'fixed_display' : '8.5.9' },
  { 'min_version' : '8.3', 'max_version' : '8.3.4', 'fixed_display' : '8.5.9' },
  { 'min_version' : '8.4', 'max_version' : '8.4.5', 'fixed_display' : '8.5.9' }, 
  { 'min_version' : '8.5', 'max_version' : '8.5.8', 'fixed_display' : '8.5.9'},
  { 'min_version' : '8.6', 'fixed_version' : '8.6.2', 'fixed_display' : '8.9.1 (Data Center Only)' },
  { 'min_version' : '8.7', 'fixed_version' : '8.7.2', 'fixed_display' : '8.9.1 (Data Center Only)' },
  { 'min_version' : '8.8', 'fixed_version' : '8.8.1', 'fixed_display' : '8.9.1 (Data Center Only)' },
  { 'equal' : '8.9.0', 'fixed_display' : '8.9.1 (Data Center Only)' }
];

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

8.8 High

CVSS3

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

HIGH

Availability Impact

HIGH

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

8.9 High

AI Score

Confidence

High

0.511 Medium

EPSS

Percentile

97.6%

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