4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.7 High
AI Score
Confidence
High
0.022 Low
EPSS
Percentile
89.6%
According to the version of the bind 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(143412);
script_version("1.5");
script_set_attribute(attribute:"plugin_modification_date", value:"2024/02/07");
script_cve_id("CVE-2020-8623");
script_name(english:"EulerOS 2.0 SP9 : bind (EulerOS-SA-2020-2494)");
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 bind packages installed, the EulerOS
installation on the remote host is affected by the following
vulnerability :
- In BIND 9.10.0 -> 9.11.21, 9.12.0 -> 9.16.5, 9.17.0 ->
9.17.3, also affects 9.10.5-S1 -> 9.11.21-S1 of the
BIND 9 Supported Preview Edition, An attacker that can
reach a vulnerable system with a specially crafted
query packet can trigger a crash. To be vulnerable, the
system must: * be running BIND that was built with
'--enable-native-pkcs11' * be signing one or more zones
with an RSA key * be able to receive queries from a
possible attacker(CVE-2020-8623)
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-2020-2494
script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?ba3bb702");
script_set_attribute(attribute:"solution", value:
"Update the affected bind package.");
script_set_cvss_base_vector("CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P");
script_set_cvss_temporal_vector("CVSS2#E:U/RL:OF/RC:C");
script_set_cvss3_base_vector("CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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-2020-8623");
script_set_attribute(attribute:"exploitability_ease", value:"No known exploits are available");
script_set_attribute(attribute:"exploit_available", value:"false");
script_set_attribute(attribute:"patch_publication_date", value:"2020/12/01");
script_set_attribute(attribute:"plugin_publication_date", value:"2020/12/01");
script_set_attribute(attribute:"plugin_type", value:"local");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-chroot");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-export-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-libs");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-libs-lite");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-pkcs11");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:bind-utils");
script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:python3-bind");
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) 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/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|$)") audit(AUDIT_OS_NOT, "EulerOS 2.0");
sp = get_kb_item("Host/EulerOS/sp");
if (isnull(sp) || sp !~ "^(9)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP9");
uvp = get_kb_item("Host/EulerOS/uvp_version");
if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP9", "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 = ["bind-9.11.4-17.h5.eulerosv2r9",
"bind-chroot-9.11.4-17.h5.eulerosv2r9",
"bind-export-libs-9.11.4-17.h5.eulerosv2r9",
"bind-libs-9.11.4-17.h5.eulerosv2r9",
"bind-libs-lite-9.11.4-17.h5.eulerosv2r9",
"bind-pkcs11-9.11.4-17.h5.eulerosv2r9",
"bind-utils-9.11.4-17.h5.eulerosv2r9",
"python3-bind-9.11.4-17.h5.eulerosv2r9"];
foreach (pkg in pkgs)
if (rpm_check(release:"EulerOS-2.0", sp:"9", reference:pkg)) 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, "bind");
}
Vendor | Product | Version | CPE |
---|---|---|---|
huawei | euleros | bind | p-cpe:/a:huawei:euleros:bind |
huawei | euleros | bind-chroot | p-cpe:/a:huawei:euleros:bind-chroot |
huawei | euleros | bind-export-libs | p-cpe:/a:huawei:euleros:bind-export-libs |
huawei | euleros | bind-libs | p-cpe:/a:huawei:euleros:bind-libs |
huawei | euleros | bind-libs-lite | p-cpe:/a:huawei:euleros:bind-libs-lite |
huawei | euleros | bind-pkcs11 | p-cpe:/a:huawei:euleros:bind-pkcs11 |
huawei | euleros | bind-utils | p-cpe:/a:huawei:euleros:bind-utils |
huawei | euleros | python3-bind | p-cpe:/a:huawei:euleros:python3-bind |
huawei | euleros | 2.0 | cpe:/o:huawei:euleros:2.0 |
4.3 Medium
CVSS2
Attack Vector
NETWORK
Attack Complexity
MEDIUM
Authentication
NONE
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
PARTIAL
AV:N/AC:M/Au:N/C:N/I:N/A:P
7.5 High
CVSS3
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
7.7 High
AI Score
Confidence
High
0.022 Low
EPSS
Percentile
89.6%