CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
74.3%
This update for ldns fixes the following issues :
CVE-2017-1000231: Fixed a buffer overflow during token parsing (bsc#1068711).
CVE-2017-1000232: Fixed a double-free vulnerability in str2host.c (bsc#1068709).
This update was imported from the SUSE:SLE-15:Update update project.
#
# (C) Tenable Network Security, Inc.
#
# The descriptive text and package checks in this plugin were
# extracted from openSUSE Security Update openSUSE-2020-438.
#
# The text description of this plugin is (C) SUSE LLC.
#
include('compat.inc');
if (description)
{
script_id(135163);
script_version("1.3");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/03/19");
script_cve_id("CVE-2017-1000231", "CVE-2017-1000232");
script_name(english:"openSUSE Security Update : ldns (openSUSE-2020-438)");
script_set_attribute(attribute:"synopsis", value:
"The remote openSUSE host is missing a security update.");
script_set_attribute(attribute:"description", value:
"This update for ldns fixes the following issues :
- CVE-2017-1000231: Fixed a buffer overflow during token
parsing (bsc#1068711).
- CVE-2017-1000232: Fixed a double-free vulnerability in
str2host.c (bsc#1068709).
This update was imported from the SUSE:SLE-15:Update update project.");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1068709");
script_set_attribute(attribute:"see_also", value:"https://bugzilla.opensuse.org/show_bug.cgi?id=1068711");
script_set_attribute(attribute:"solution", value:
"Update the affected ldns packages.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P");
script_set_cvss_temporal_vector("CVSS2#E:POC/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H");
script_set_cvss3_temporal_vector("CVSS:3.0/E:P/RL:O/RC:C");
script_set_attribute(attribute:"cvss_score_source", value:"CVE-2017-1000232");
script_set_attribute(attribute:"exploitability_ease", value:"Exploits are available");
script_set_attribute(attribute:"exploit_available", value:"true");
script_set_attribute(attribute:"vuln_publication_date", value:"2017/11/17");
script_set_attribute(attribute:"patch_publication_date", value:"2020/03/31");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/02");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ldns");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ldns-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ldns-debugsource");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:ldns-devel");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libldns2");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:libldns2-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:perl-DNS-LDNS");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:perl-DNS-LDNS-debuginfo");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:python3-ldns");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:novell:opensuse:python3-ldns-debuginfo");
script_set_attribute(attribute:"cpe", value:"cpe:/o:novell:opensuse:15.1");
script_set_attribute(attribute:"generated_plugin", value:"current");
script_end_attributes();
script_category(ACT_GATHER_INFO);
script_family(english:"SuSE Local Security Checks");
script_copyright(english:"This script is Copyright (C) 2020-2024 and is owned by Tenable, Inc. or an Affiliate thereof.");
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 !~ "^(SUSE15\.1)$") audit(AUDIT_OS_RELEASE_NOT, "openSUSE", "15.1", release);
if (!get_kb_item("Host/SuSE/rpm-list")) audit(AUDIT_PACKAGE_LIST_MISSING);
ourarch = get_kb_item("Host/cpu");
if (!ourarch) audit(AUDIT_UNKNOWN_ARCH);
if (ourarch !~ "^(i586|i686|x86_64)$") audit(AUDIT_ARCH_NOT, "i586 / i686 / x86_64", ourarch);
flag = 0;
if ( rpm_check(release:"SUSE15.1", reference:"ldns-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"ldns-debuginfo-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"ldns-debugsource-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"ldns-devel-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"libldns2-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"libldns2-debuginfo-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"perl-DNS-LDNS-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"perl-DNS-LDNS-debuginfo-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"python3-ldns-1.7.0-lp151.4.3.1") ) flag++;
if ( rpm_check(release:"SUSE15.1", reference:"python3-ldns-debuginfo-1.7.0-lp151.4.3.1") ) 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, "ldns / ldns-debuginfo / ldns-debugsource / ldns-devel / libldns2 / etc");
}
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:N/AC:L/Au:N/C:P/I:P/A:P
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
74.3%