6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
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
8.7 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
61.3%
GitLab is prone to an incorrect permissions check
vulnerability.
# SPDX-FileCopyrightText: 2022 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
CPE = "cpe:/a:gitlab:gitlab";
if (description)
{
script_oid("1.3.6.1.4.1.25623.1.0.170052");
script_version("2023-12-06T05:06:11+0000");
script_tag(name:"last_modification", value:"2023-12-06 05:06:11 +0000 (Wed, 06 Dec 2023)");
script_tag(name:"creation_date", value:"2022-03-23 20:50:27 +0000 (Wed, 23 Mar 2022)");
script_tag(name:"cvss_base", value:"6.5");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:S/C:P/I:P/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-06-17 15:17:00 +0000 (Wed, 17 Jun 2020)");
script_cve_id("CVE-2020-13270");
script_tag(name:"qod_type", value:"remote_banner");
script_tag(name:"solution_type", value:"VendorFix");
script_name("GitLab 11.3.x - 12.9.7, 12.10.x - 12.10.6, 13.0.0 Incorrect Permissions Check Vulnerability");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_gitlab_consolidation.nasl");
script_mandatory_keys("gitlab/detected");
script_tag(name:"summary", value:"GitLab is prone to an incorrect permissions check
vulnerability.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"Missing permission check on fork relation creation in GitLab
allows guest users to create a fork relation on restricted public projects via API.");
script_tag(name:"affected", value:"GitLab version 11.3.x through 12.9.7, 12.10.x through 12.10.6 and
13.0.0.");
script_tag(name:"solution", value:"Update to version 12.9.8, 12.10.7, 13.0.1 or later.");
script_xref(name:"URL", value:"https://gitlab.com/gitlab-org/cves/-/blob/master/2020/CVE-2020-13270.json");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if ( isnull( port = get_app_port( cpe:CPE ) ) )
exit( 0 );
if ( ! infos = get_app_version_and_location( cpe:CPE, port:port, exit_no_version:TRUE ) )
exit( 0 );
version = infos["version"];
location = infos["location"];
if ( version_in_range( version:version, test_version:"11.3.0", test_version2:"12.9.7" ) ) {
report = report_fixed_ver( installed_version:version, fixed_version:"12.9.8", install_path:location );
security_message( port:port, data:report );
exit( 0 );
}
if ( version_in_range( version:version, test_version:"12.10.0", test_version2:"12.10.6" ) ) {
report = report_fixed_ver( installed_version:version, fixed_version:"12.10.7", install_path:location );
security_message( port:port, data:report );
exit( 0 );
}
if ( version_is_equal( version:version, test_version:"13.0.0" ) ) {
report = report_fixed_ver( installed_version:version, fixed_version:"13.0.1", install_path:location );
security_message( port:port, data:report );
exit( 0 );
}
exit( 99 );
6.5 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:S/C:P/I:P/A:P
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
8.7 High
AI Score
Confidence
High
0.002 Low
EPSS
Percentile
61.3%