7.2 High
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
8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.016 Low
EPSS
Percentile
87.3%
This update for bash fixes the following security issues :
CVE-2016-7543: Local attackers could have executed arbitrary commands via specially crafted SHELLOPTS+PS4 variables (bsc#1001299)
CVE-2016-0634: Malicious hostnames could have allowed arbitrary command execution when $HOSTNAME was expanded in the prompt (bsc#1000396)
This update also fixes the following bugs :
fix a crash found during debugging boo#971410
boo#976776: crash if ~/.bash_history is empty (boo#976776)
#%NASL_MIN_LEVEL 70300
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2016-1260.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('deprecated_nasl_level.inc');
include('compat.inc');
if (description)
{
script_id(94530);
script_version("2.4");
script_set_attribute(attribute:"plugin_modification_date", value:"2021/01/19");
script_cve_id("CVE-2016-0634", "CVE-2016-7543");
script_name(english:"openSUSE Security Update : bash (openSUSE-2016-1260)");
script_summary(english:"Check for the openSUSE-2016-1260 patch");
script_set_attribute(
attribute:"synopsis",
value:"The remote openSUSE host is missing a security update."
);
script_set_attribute(
attribute:"description",
value:
"This update for bash fixes the following security issues :
- CVE-2016-7543: Local attackers could have executed
arbitrary commands via specially crafted SHELLOPTS+PS4
variables (bsc#1001299)
- CVE-2016-0634: Malicious hostnames could have allowed
arbitrary command execution when $HOSTNAME was expanded
in the prompt (bsc#1000396)
This update also fixes the following bugs :
- fix a crash found during debugging boo#971410
- boo#976776: crash if ~/.bash_history is empty
(boo#976776)"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1000396"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1001299"
);
script_set_attribute(
attribute:"see_also",
value:"https://bugzilla.opensuse.org/show_bug.cgi?id=976776"
);
script_set_attribute(attribute:"solution", value:"Update the affected bash packages.");
script_set_cvss_base_vector("CVSS2#AV:L/AC:L/Au:N/C:C/I:C/A:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-debuginfo-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-debugsource");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-lang");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-loadables");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:bash-loadables-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libreadline6");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libreadline6-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libreadline6-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libreadline6-debuginfo-32bit");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:readline-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:readline-devel-32bit");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:13.2");
script_set_attribute(attribute:"patch_publication_date", value:"2016/11/03");
script_set_attribute(attribute:"plugin_publication_date", value:"2016/11/04");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_copyright(english:"This script is Copyright (C) 2016-2021 Tenable Network Security, Inc.");
script_family(english:"SuSE Local Security Checks");
script_dependencies("ssh_get_info.nasl");
script_require_keys("Host/local_checks_enabled", "Host/SuSE/release", "Host/SuSE/rpm-list", "Host/cpu");
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/SuSE/release");
if (isnull(release) || release =~ "^(SLED|SLES)") audit(AUDIT_OS_NOT, "openSUSE");
if (release !~ "^(SUSE13\.2)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "13.2", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE13.2", reference:"bash-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-debuginfo-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-debugsource-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-devel-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-lang-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-loadables-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"bash-loadables-debuginfo-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"libreadline6-6.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"libreadline6-debuginfo-6.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", reference:"readline-devel-6.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", cpu:"x86_64", reference:"bash-debuginfo-32bit-4.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", cpu:"x86_64", reference:"libreadline6-32bit-6.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", cpu:"x86_64", reference:"libreadline6-debuginfo-32bit-6.2-75.5.1") ) flag++;
if ( rpm_check(release:"SUSE13.2", cpu:"x86_64", reference:"readline-devel-32bit-6.2-75.5.1") ) 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, "bash / bash-debuginfo-32bit / bash-debuginfo / bash-debugsource / etc");
}
Vendor | Product | Version | CPE |
---|---|---|---|
novell | opensuse | bash | p-cpe:/a:novell:opensuse:bash |
novell | opensuse | bash-debuginfo | p-cpe:/a:novell:opensuse:bash-debuginfo |
novell | opensuse | bash-debuginfo-32bit | p-cpe:/a:novell:opensuse:bash-debuginfo-32bit |
novell | opensuse | bash-debugsource | p-cpe:/a:novell:opensuse:bash-debugsource |
novell | opensuse | bash-devel | p-cpe:/a:novell:opensuse:bash-devel |
novell | opensuse | bash-lang | p-cpe:/a:novell:opensuse:bash-lang |
novell | opensuse | bash-loadables | p-cpe:/a:novell:opensuse:bash-loadables |
novell | opensuse | bash-loadables-debuginfo | p-cpe:/a:novell:opensuse:bash-loadables-debuginfo |
novell | opensuse | libreadline6 | p-cpe:/a:novell:opensuse:libreadline6 |
novell | opensuse | libreadline6-32bit | p-cpe:/a:novell:opensuse:libreadline6-32bit |
7.2 High
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
8.4 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
0.016 Low
EPSS
Percentile
87.3%