Vulnerabilities > CVE-2019-11360 - Out-of-bounds Write vulnerability in Netfilter Iptables 1.8.2

047910
CVSS 4.2 - MEDIUM
Attack vector
LOCAL
Attack complexity
LOW
Privileges required
HIGH
Confidentiality impact
NONE
Integrity impact
NONE
Availability impact
HIGH
local
low complexity
netfilter
CWE-787
nessus

Summary

A buffer overflow in iptables-restore in netfilter iptables 1.8.2 allows an attacker to (at least) crash the program or potentially gain code execution via a specially crafted iptables-save file. This is related to add_param_to_argv in xshared.c.

Vulnerable Configurations

Part Description Count
Application
Netfilter
1

Common Weakness Enumeration (CWE)

Nessus

  • NASL familyHuawei Local Security Checks
    NASL idEULEROS_SA-2020-1517.NASL
    descriptionAccording to the version of the iptables packages installed, the EulerOS Virtualization for ARM 64 installation on the remote host is affected by the following vulnerability : - A buffer overflow in iptables-restore in netfilter iptables 1.8.2 allows an attacker to (at least) crash the program or potentially gain code execution via a specially crafted iptables-save file. This is related to add_param_to_argv in xshared.c.(CVE-2019-11360) 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.
    last seen2020-05-08
    modified2020-05-01
    plugin id136220
    published2020-05-01
    reporterThis script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/136220
    titleEulerOS Virtualization for ARM 64 3.0.2.0 : iptables (EulerOS-SA-2020-1517)
    code
    #
    # (C) Tenable Network Security, Inc.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(136220);
      script_version("1.2");
      script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/07");
    
      script_cve_id(
        "CVE-2019-11360"
      );
    
      script_name(english:"EulerOS Virtualization for ARM 64 3.0.2.0 : iptables (EulerOS-SA-2020-1517)");
      script_summary(english:"Checks the rpm output for the updated package.");
    
      script_set_attribute(attribute:"synopsis", value:
    "The remote EulerOS Virtualization for ARM 64 host is missing a security update.");
      script_set_attribute(attribute:"description", value:
    "According to the version of the iptables packages installed, the
    EulerOS Virtualization for ARM 64 installation on the remote host is
    affected by the following vulnerability :
    
      - A buffer overflow in iptables-restore in netfilter
        iptables 1.8.2 allows an attacker to (at least) crash
        the program or potentially gain code execution via a
        specially crafted iptables-save file. This is related
        to add_param_to_argv in xshared.c.(CVE-2019-11360)
    
    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-2020-1517
      script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f777725b");
      script_set_attribute(attribute:"solution", value:
    "Update the affected iptables 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:L/AC:L/PR:N/UI:R/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:"exploitability_ease", value:"No known exploits are available");
    
      script_set_attribute(attribute:"patch_publication_date", value:"2020/04/30");
      script_set_attribute(attribute:"plugin_publication_date", value:"2020/05/01");
    
      script_set_attribute(attribute:"plugin_type", value:"local");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables-services");
      script_set_attribute(attribute:"cpe", value:"cpe:/o:huawei:euleros:uvp:3.0.2.0");
      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 and is owned by Tenable, Inc. or an Affiliate thereof.");
    
      script_dependencies("ssh_get_info.nasl");
      script_require_keys("Host/local_checks_enabled", "Host/cpu", "Host/EulerOS/release", "Host/EulerOS/rpm-list", "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");
    uvp = get_kb_item("Host/EulerOS/uvp_version");
    if (uvp != "3.0.2.0") audit(AUDIT_OS_NOT, "EulerOS Virtualization 3.0.2.0");
    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 ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu);
    
    flag = 0;
    
    pkgs = ["iptables-1.4.21-24.1.h2",
            "iptables-services-1.4.21-24.1.h2"];
    
    foreach (pkg in pkgs)
      if (rpm_check(release:"EulerOS-2.0", 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, "iptables");
    }
    
  • NASL familyHuawei Local Security Checks
    NASL idEULEROS_SA-2020-1507.NASL
    descriptionAccording to the version of the iptables packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A buffer overflow in iptables-restore in netfilter iptables 1.8.2 allows an attacker to (at least) crash the program or potentially gain code execution via a specially crafted iptables-save file. This is related to add_param_to_argv in xshared.c.(CVE-2019-11360) 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.
    last seen2020-05-03
    modified2020-04-20
    plugin id135740
    published2020-04-20
    reporterThis script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/135740
    titleEulerOS 2.0 SP8 : iptables (EulerOS-SA-2020-1507)
    code
    #
    # (C) Tenable Network Security, Inc.
    #
    
    include("compat.inc");
    
    if (description)
    {
      script_id(135740);
      script_version("1.3");
      script_set_attribute(attribute:"plugin_modification_date", value:"2020/05/01");
    
      script_cve_id(
        "CVE-2019-11360"
      );
    
      script_name(english:"EulerOS 2.0 SP8 : iptables (EulerOS-SA-2020-1507)");
      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 iptables packages installed, the
    EulerOS installation on the remote host is affected by the following
    vulnerability :
    
      - A buffer overflow in iptables-restore in netfilter
        iptables 1.8.2 allows an attacker to (at least) crash
        the program or potentially gain code execution via a
        specially crafted iptables-save file. This is related
        to add_param_to_argv in xshared.c.(CVE-2019-11360)
    
    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-2020-1507
      script_set_attribute(attribute:"see_also", value:"http://www.nessus.org/u?f7dfa8ea");
      script_set_attribute(attribute:"solution", value:
    "Update the affected iptables 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:L/AC:L/PR:N/UI:R/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:"exploitability_ease", value:"No known exploits are available");
    
      script_set_attribute(attribute:"patch_publication_date", value:"2020/04/20");
      script_set_attribute(attribute:"plugin_publication_date", value:"2020/04/20");
    
      script_set_attribute(attribute:"plugin_type", value:"local");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables-devel");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables-libs");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables-services");
      script_set_attribute(attribute:"cpe", value:"p-cpe:/a:huawei:euleros:iptables-utils");
      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 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 !~ "^(8)$") audit(AUDIT_OS_NOT, "EulerOS 2.0 SP8");
    
    uvp = get_kb_item("Host/EulerOS/uvp_version");
    if (!empty_or_null(uvp)) audit(AUDIT_OS_NOT, "EulerOS 2.0 SP8", "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 ("aarch64" >!< cpu) audit(AUDIT_ARCH_NOT, "aarch64", cpu);
    
    flag = 0;
    
    pkgs = ["iptables-1.8.0-5.eulerosv2r8",
            "iptables-devel-1.8.0-5.eulerosv2r8",
            "iptables-libs-1.8.0-5.eulerosv2r8",
            "iptables-services-1.8.0-5.eulerosv2r8",
            "iptables-utils-1.8.0-5.eulerosv2r8"];
    
    foreach (pkg in pkgs)
      if (rpm_check(release:"EulerOS-2.0", sp:"8", 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, "iptables");
    }
    
  • NASL familyHuawei Local Security Checks
    NASL idEULEROS_SA-2020-1603.NASL
    descriptionAccording to the version of the iptables packages installed, the EulerOS installation on the remote host is affected by the following vulnerability : - A buffer overflow in iptables-restore in netfilter iptables 1.8.2 allows an attacker to (at least) crash the program or potentially gain code execution via a specially crafted iptables-save file. This is related to add_param_to_argv in xshared.c.(CVE-2019-11360) 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.
    last seen2020-06-06
    modified2020-06-02
    plugin id137021
    published2020-06-02
    reporterThis script is Copyright (C) 2020 and is owned by Tenable, Inc. or an Affiliate thereof.
    sourcehttps://www.tenable.com/plugins/nessus/137021
    titleEulerOS 2.0 SP5 : iptables (EulerOS-SA-2020-1603)