From Red Hat Security Advisory 2016:2702 :
An update for policycoreutils is now available for Red Hat Enterprise Linux 6 and Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security impact of Important. 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.
The policycoreutils packages contain the core policy utilities required to manage a SELinux environment.
Security Fix(es) :
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from Red Hat Security Advisory RHSA-2016:2702 and
# Oracle Linux Security Advisory ELSA-2016-2702 respectively.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(94895);
script_version("2.6");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/14");
script_cve_id("CVE-2016-7545");
script_xref(name:"RHSA", value:"2016:2702");
script_name(english:"Oracle Linux 6 / 7 : policycoreutils (ELSA-2016-2702)");
script_summary(english:"Checks rpm output for the updated packages");
script_set_attribute(
attribute:"synopsis",
value:"The remote Oracle Linux host is missing one or more security updates."
);
script_set_attribute(
attribute:"description",
value:
"From Red Hat Security Advisory 2016:2702 :
An update for policycoreutils is now available for Red Hat Enterprise
Linux 6 and Red Hat Enterprise Linux 7.
Red Hat Product Security has rated this update as having a security
impact of Important. 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.
The policycoreutils packages contain the core policy utilities
required to manage a SELinux environment.
Security Fix(es) :
* 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)"
);
script_set_attribute(
attribute:"see_also",
value:"https://oss.oracle.com/pipermail/el-errata/2016-November/006507.html"
);
script_set_attribute(
attribute:"see_also",
value:"https://oss.oracle.com/pipermail/el-errata/2016-November/006508.html"
);
script_set_attribute(
attribute:"solution",
value:"Update the affected policycoreutils packages."
);
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:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-gui");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-newrole");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-python");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-restorecond");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:oracle:linux:policycoreutils-sandbox");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:6");
script_set_attribute(attribute:"cpe", value:"cpe:/o:oracle:linux:7");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/01/19");
script_set_attribute(attribute:"patch_publication_date", value:"2016/11/14");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/11/15");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 and is owned by Tenable, Inc. or an Affiliate thereof.");
script_family(english:"Oracle Linux Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/OracleLinux", "Host/RedHat/release", "Host/RedHat/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);
if (!get_kb_item("Host/OracleLinux")) audit(AUDIT_OS_NOT, "Oracle Linux");
release = get_kb_item("Host/RedHat/release");
if (isnull(release) || !pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux)", string:release)) audit(AUDIT_OS_NOT, "Oracle Linux");
os_ver = pregmatch(pattern: "Oracle (?:Linux Server|Enterprise Linux) .*release ([0-9]+(\.[0-9]+)?)", string:release);
if (isnull(os_ver)) audit(AUDIT_UNKNOWN_APP_VER, "Oracle Linux");
os_ver = os_ver[1];
if (! preg(pattern:"^(6|7)([^0-9]|$)", string:os_ver)) audit(AUDIT_OS_NOT, "Oracle Linux 6 / 7", "Oracle Linux " + os_ver);
if (!get_kb_item("Host/RedHat/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
cpu = get_kb_item("Host/cpu");
if (isnull(cpu)) audit(AUDIT_UNKNOWN_ARCH);
if ("x86_64" >!< cpu && cpu !~ "^i[3-6]86$") audit(AUDIT_LOCAL_CHECKS_NOT_IMPLEMENTED, "Oracle Linux", cpu);
flag = 0;
if (rpm_check(release:"EL6", reference:"policycoreutils-2.0.83-30.1.0.1.el6_8")) flag++;
if (rpm_check(release:"EL6", reference:"policycoreutils-gui-2.0.83-30.1.0.1.el6_8")) flag++;
if (rpm_check(release:"EL6", reference:"policycoreutils-newrole-2.0.83-30.1.0.1.el6_8")) flag++;
if (rpm_check(release:"EL6", reference:"policycoreutils-python-2.0.83-30.1.0.1.el6_8")) flag++;
if (rpm_check(release:"EL6", reference:"policycoreutils-sandbox-2.0.83-30.1.0.1.el6_8")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-devel-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-gui-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-newrole-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-python-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-restorecond-2.5-9.0.1.el7")) flag++;
if (rpm_check(release:"EL7", cpu:"x86_64", reference:"policycoreutils-sandbox-2.5-9.0.1.el7")) flag++;
if (flag)
{
if (report_verbosity > 0) security_hole(port:0, extra:rpm_report_get());
else security_hole(0);
exit(0);
}
else
{
tested = pkg_tests_get();
if (tested) audit(AUDIT_PACKAGE_NOT_AFFECTED, tested);
else audit(AUDIT_PACKAGE_NOT_INSTALLED, "policycoreutils / policycoreutils-devel / policycoreutils-gui / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
oracle | linux | policycoreutils | p-cpe:/a:oracle:linux:policycoreutils |
oracle | linux | policycoreutils-devel | p-cpe:/a:oracle:linux:policycoreutils-devel |
oracle | linux | policycoreutils-gui | p-cpe:/a:oracle:linux:policycoreutils-gui |
oracle | linux | policycoreutils-newrole | p-cpe:/a:oracle:linux:policycoreutils-newrole |
oracle | linux | policycoreutils-python | p-cpe:/a:oracle:linux:policycoreutils-python |
oracle | linux | policycoreutils-restorecond | p-cpe:/a:oracle:linux:policycoreutils-restorecond |
oracle | linux | policycoreutils-sandbox | p-cpe:/a:oracle:linux:policycoreutils-sandbox |
oracle | linux | 6 | cpe:/o:oracle:linux:6 |
oracle | linux | 7 | cpe:/o:oracle:linux:7 |