4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
7 High
AI Score
Confidence
Low
0.002 Low
EPSS
Percentile
52.6%
The version of GitLab installed on the remote host is affected by a vulnerability, as follows:
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(197360);
script_version("1.0");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/05/17");
script_cve_id("CVE-2021-39880");
script_name(english:"GitLab 11.9 < 14.0.9 / 14.1 < 14.1.4 / 14.2 < 14.2.2 (CVE-2021-39880)");
script_set_attribute(attribute:"synopsis", value:
"The version of GitLab installed on the remote host is affected by a vulnerability.");
script_set_attribute(attribute:"description", value:
"The version of GitLab installed on the remote host is affected by a vulnerability, as follows:
- A Denial Of Service vulnerability in the apollo_upload_server Ruby gem in GitLab CE/EE all versions
starting from 11.9 before 14.0.9, all versions starting from 14.1 before 14.1.4, and all versions starting
from 14.2 before 14.2.2 allows an attacker to deny access to all users via specially crafted requests to
the apollo_upload_server middleware. (CVE-2021-39880)
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://gitlab.com/gitlab-org/gitlab/-/issues/330561");
script_set_attribute(attribute:"see_also", value:"https://hackerone.com/reports/1181284");
# https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39880.json
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?eed9f140");
script_set_attribute(attribute:"solution", value:
"Upgrade to GitLab version 14.0.9, 14.1.4, 14.2.2 or later.");
script_set_attribute(attribute:"agent", value:"unix");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:S/C:N/I:N/A:P");
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:L/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-2021-39880");
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:"2021/10/05");
script_set_attribute(attribute:"plugin_publication_date", value:"2024/05/17");
script_set_attribute(attribute:"plugin_type", value:"combined");
script_set_attribute(attribute:"cpe", value:"cpe:/a:gitlab:gitlab");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_set_attribute(attribute:"thorough_tests", 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("gitlab_webui_detect.nbin", "gitlab_nix_installed.nbin");
script_require_keys("installed_sw/GitLab");
exit(0);
}
include('vcf.inc');
var app = 'GitLab';
var app_info = vcf::combined_get_app_info(app:app);
if (report_paranoia < 2 && max_index(app_info.parsed_version[0]) < 3 && app_info.version =~ "^14\.(0|1|2)$")
if (!empty_or_null(app_info.port))
audit(AUDIT_POTENTIAL_VULN, app, app_info.version, app_info.port);
else
audit(AUDIT_POTENTIAL_VULN, app, app_info.version);
var constraints = [
{ 'min_version' : '11.9', 'fixed_version' : '14.0.9' },
{ 'min_version' : '14.1', 'fixed_version' : '14.1.4' },
{ 'min_version' : '14.2', 'fixed_version' : '14.2.2' }
];
vcf::check_version_and_report(
app_info:app_info,
constraints:constraints,
severity:SECURITY_WARNING
);
4 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:N/I:N/A:P
6.5 Medium
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
7 High
AI Score
Confidence
Low
0.002 Low
EPSS
Percentile
52.6%