CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
33.0%
Nextcloud is prone to multiple vulnerabilities.
# SPDX-FileCopyrightText: 2017 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-or-later
CPE = "cpe:/a:nextcloud:nextcloud_server";
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.0.811133");
script_version("2024-02-09T05:06:25+0000");
script_cve_id("CVE-2017-0890", "CVE-2017-0892", "CVE-2017-0894");
script_tag(name:"cvss_base", value:"4.3");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:M/Au:N/C:P/I:N/A:N");
script_tag(name:"last_modification", value:"2024-02-09 05:06:25 +0000 (Fri, 09 Feb 2024)");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2022-09-27 16:04:00 +0000 (Tue, 27 Sep 2022)");
script_tag(name:"creation_date", value:"2017-05-30 16:55:47 +0530 (Tue, 30 May 2017)");
script_name("Nextcloud Multiple Vulnerabilities-01 (May 2017) - Linux");
script_tag(name:"summary", value:"Nextcloud is prone to multiple vulnerabilities.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable version is present on the target host.");
script_tag(name:"insight", value:"Multiple flaws exist due to:
- An inadequate escaping in the search module.
- An improper session handling allowed an application specific password without
permission to the files access to the users file.
- A logical error which cause disclosure of valid share tokens for public
calendars.");
script_tag(name:"impact", value:"Successful exploitation will allow an attacker
to write or paste malicious content into the search dialogue, or granting an
attacker potentially access to publicly shared calendars without knowing the share
token, or allow an application specific password without permission to the files
access to the users file.");
script_tag(name:"affected", value:"Nextcloud Server before 11.0.3 on Linux.");
script_tag(name:"solution", value:"Upgrade to Nextcloud Server 11.0.3 or
later.");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"remote_banner_unreliable");
script_xref(name:"URL", value:"https://nextcloud.com/security/advisory/?id=nc-sa-2017-007");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98408");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98441");
script_xref(name:"URL", value:"http://www.securityfocus.com/bid/98442");
script_xref(name:"URL", value:"https://nextcloud.com/security/advisory/?id=nc-sa-2017-009");
script_xref(name:"URL", value:"https://nextcloud.com/security/advisory/?id=nc-sa-2017-011");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2017 Greenbone AG");
script_family("Web application abuses");
script_dependencies("gb_nextcloud_detect.nasl", "os_detection.nasl");
script_mandatory_keys("nextcloud/installed", "Host/runs_unixoide");
exit(0);
}
include("host_details.inc");
include("version_func.inc");
if(!port = get_app_port(cpe:CPE))
exit(0);
if(!vers = get_app_version(cpe:CPE, port:port))
exit(0);
if(version_is_less(version:vers, test_version:"11.0.3")) {
report = report_fixed_ver(installed_version:vers, fixed_version:"11.0.3");
security_message(data:report, port:port);
exit(0);
}
exit(99);
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
NONE
Availability Impact
NONE
AV:N/AC:M/Au:N/C:P/I:N/A:N
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality Impact
LOW
Integrity Impact
LOW
Availability Impact
NONE
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N
AI Score
Confidence
High
EPSS
Percentile
33.0%