CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
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
5.1%
According to the version of the policycoreutils packages installed, the EulerOS installation on the remote host is affected by the following vulnerability :
Note that Tenable Network Security has extracted the preceding description block directly from the EulerOS security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(99842);
script_version("1.13");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/06");
script_cve_id(
"CVE-2016-7545"
);
script_name(english:"EulerOS 2.0 SP1 : policycoreutils (EulerOS-SA-2016-1083)");
script_summary(english:"Checks the rpm output for the updated package.");
script_set_attribute(attribute:"synopsis", value:
"The remote EulerOS host is missing a security update.");
script_set_attribute(attribute:"description", value:
"According to the version of the policycoreutils packages installed,
the EulerOS installation on the remote host is affected by the
following vulnerability :
- It was found that the sandbox tool provided in
policycoreutils was vulnerable to a TIOCSTI ioctl
attack. A specially crafted program executed via the
sandbox command could use this flaw to execute
arbitrary commands in the context of the parent shell,
escaping the sandbox. (CVE-2016-7545)
Note that Tenable Network Security has extracted the preceding
description block directly from the EulerOS security advisory. Tenable
has attempted to automatically clean and format it as much as possible
without introducing additional issues.");
# https://developer.huaweicloud.com/ict/en/site-euleros/euleros/security-advisories/EulerOS-SA-2016-1083
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?351f8987");
script_set_attribute(attribute:"solution", value:
"Update the affected policycoreutils package.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
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:"patch_publication_date", value:"2016/11/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2017/05/01");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils-gui");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils-newrole");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils-python");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:policycoreutils-sandbox");
script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:2.0");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"Huawei Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2017-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "Host/EulerOS/sp");
script_exclude_keys("Host/EulerOS/uvp_version");
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/EulerOS/release");
if (isnull(release) || release !~ "^EulerOS") audit(AUDIT_OS_NOT, "EulerOS");
if (release !~ "^EulerOS release 2\.0(\D|$)") audit(AUDIT_OS_NOT, "EulerOS 2.0");
sp = get_kb_item("Host/EulerOS/sp");
if (isnull(sp) || sp !~ "^(1)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP1");
uvp = get_kb_item("Host/EulerOS/uvp_version");
if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP1", "EulerOS UVP " + uvp);
if (!get_kb_item("Host/EulerOS/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$" && "aarch64" >!< cpu) audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "EulerOS", cpu);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_ARCH_NOT, "i686 / x86_64", cpu);
flag = 0;
pkgs = ["policycoreutils-2.2.5-15.h1",
"policycoreutils-devel-2.2.5-15.h1",
"policycoreutils-gui-2.2.5-15.h1",
"policycoreutils-newrole-2.2.5-15.h1",
"policycoreutils-python-2.2.5-15.h1",
"policycoreutils-sandbox-2.2.5-15.h1"];
foreach (pkg in pkgs)
if (rpm_check(release:"EulerOS-2.0", sp:"1", reference:pkg)) flag++;
if (flag)
{
security_report_v4(
port : 0,
severity : SECURITY_HOLE,
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, "policycoreutils");
}
CVSS2
Attack Vector
LOCAL
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:L/AC:L/Au:N/C:C/I:C/A:C
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
5.1%