CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
Percentile
25.1%
An update for flatpak is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Moderate. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section.
Flatpak is a system for building, distributing, and running sandboxed desktop applications on Linux.
Security Fix(es) :
For more details about the security issue(s), including the impact, a CVSS score, and other related information, refer to the CVE page(s) listed in the References section.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2018:2766 and
# CentOS Errata and Security Advisory 2018:2766 respectively.
#
include('compat.inc');
if (description)
{
script_id(117831);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2022/02/24");
script_cve_id("CVE-2018-6560");
script_xref(name:"RHSA", value:"2018:2766");
script_name(english:"CentOS 7 : flatpak (CESA-2018:2766)");
script_set_attribute(attribute:"synopsis", value:
"The remote CentOS host is missing one or more security updates.");
script_set_attribute(attribute:"description", value:
"An update for flatpak is now available for Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security
impact of Moderate. A Common Vulnerability Scoring System (CVSS) base
score, which gives a detailed severity rating, is available for each
vulnerability from the CVE link(s) in the References section.
Flatpak is a system for building, distributing, and running sandboxed
desktop applications on Linux.
Security Fix(es) :
* flatpak: sandbox escape in D-Bus filtering by a crafted
authentication handshake (CVE-2018-6560)
For more details about the security issue(s), including the impact, a
CVSS score, and other related information, refer to the CVE page(s)
listed in the References section.");
# https://lists.centos.org/pipermail/centos-announce/2018-September/023043.html
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?ab912f92");
script_set_attribute(attribute:"solution", value:
"Update the affected flatpak packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/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-2018-6560");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"vuln_publication_date", value:"2018/02/02");
script_set_attribute(attribute:"patch_publication_date", value:"2018/09/28");
script_set_attribute(attribute:"plugin_publication_date", value:"2018/10/01");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:flatpak");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:flatpak-builder");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:flatpak-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:centos:centos:flatpak-libs");
script_set_attribute(attribute:"cpe", value:"cpe:/o:centos:centos:7");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"CentOS Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2018-2022 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/CentOS/release", "Host/CentOS/rpm-list");
exit(0);
}
include("audit.inc");
include("global_settings.inc");
include("rpm.inc");
if (!get_kb_item("Host/local_checks_enabled")) audit(AUDIT_LOCAL_CHECKS_NOT_ENABLED);
release = get_kb_item("Host/CentOS/release");
if (isnull(release) || "CentOS" >!< release) audit(AUDIT_OS_NOT, "CentOS");
os_ver = pregmatch(pattern: "CentOS(?: Linux)? release ([0-9]+)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "CentOS");
os_ver = os_ver[1];
if (! preg(pattern:"^7([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "CentOS 7.x", "CentOS " + os_ver);
if (!get_kb_item("Host/CentOS/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "CentOS", cpu);
flag = 0;
if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"flatpak-0.8.8-4.el7_5")) flag++;
if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"flatpak-builder-0.8.8-4.el7_5")) flag++;
if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"flatpak-devel-0.8.8-4.el7_5")) flag++;
if (rpm_check(release:"CentOS-7", cpu:"x86_64", reference:"flatpak-libs-0.8.8-4.el7_5")) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_WARNING,
extra : rpm_report_get()
);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "flatpak / flatpak-builder / flatpak-devel / flatpak-libs");
}
Vendor | Product | Version | CPE |
---|---|---|---|
centos | centos | flatpak | p-cpe:/a:centos:centos:flatpak |
centos | centos | flatpak-builder | p-cpe:/a:centos:centos:flatpak-builder |
centos | centos | flatpak-devel | p-cpe:/a:centos:centos:flatpak-devel |
centos | centos | flatpak-libs | p-cpe:/a:centos:centos:flatpak-libs |
centos | centos | 7 | cpe:/o:centos:centos:7 |
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
CHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:C/C:H/I:H/A:H
EPSS
Percentile
25.1%