Huawei EulerOS: Security Advisory for dhcp (EulerOS-SA-2018-1250) describes vulnerabilities in DHCP packag
Source | Link |
---|---|
developer | www.developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html |
# SPDX-FileCopyrightText: 2020 Greenbone AG
# Some text descriptions might be excerpted from (a) referenced
# source(s), and are Copyright (C) by the respective right holder(s).
#
# SPDX-License-Identifier: GPL-2.0-only
if(description)
{
script_oid("1.3.6.1.4.1.25623.1.1.2.2018.1250");
script_cve_id("CVE-2018-5732", "CVE-2018-5733");
script_tag(name:"creation_date", value:"2020-01-23 11:18:58 +0000 (Thu, 23 Jan 2020)");
script_version("2024-02-05T14:36:56+0000");
script_tag(name:"last_modification", value:"2024-02-05 14:36:56 +0000 (Mon, 05 Feb 2024)");
script_tag(name:"cvss_base", value:"5.0");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:P");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2019-02-07 21:08:53 +0000 (Thu, 07 Feb 2019)");
script_name("Huawei EulerOS: Security Advisory for dhcp (EulerOS-SA-2018-1250)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2020 Greenbone AG");
script_family("Huawei EulerOS Local Security Checks");
script_dependencies("gb_huawei_euleros_consolidation.nasl");
script_mandatory_keys("ssh/login/euleros", "ssh/login/rpms", re:"ssh/login/release=EULEROSVIRT\-2\.5\.0");
script_xref(name:"Advisory-ID", value:"EulerOS-SA-2018-1250");
script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2018-1250");
script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'dhcp' package(s) announced via the EulerOS-SA-2018-1250 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"An out-of-bound memory access flaw was found in the way dhclient processed a DHCP response packet. A malicious DHCP server could potentially use this flaw to crash dhclient processes running on DHCP client machines via a crafted DHCP response packet.(CVE-2018-5732)
A denial of service flaw was found in the way dhcpd handled reference counting when processing client requests. A malicious DHCP client could use this flaw to trigger a reference count overflow on the server side, potentially causing dhcpd to crash, by sending large amounts of traffic.(CVE-2018-5733)");
script_tag(name:"affected", value:"'dhcp' package(s) on Huawei EulerOS Virtualization 2.5.0.");
script_tag(name:"solution", value:"Please install the updated package(s).");
script_tag(name:"solution_type", value:"VendorFix");
script_tag(name:"qod_type", value:"package");
exit(0);
}
include("revisions-lib.inc");
include("pkg-lib-rpm.inc");
release = rpm_get_ssh_release();
if(!release)
exit(0);
res = "";
report = "";
if(release == "EULEROSVIRT-2.5.0") {
if(!isnull(res = isrpmvuln(pkg:"dhcp", rpm:"dhcp~4.2.5~36.h5", rls:"EULEROSVIRT-2.5.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"dhcp-common", rpm:"dhcp-common~4.2.5~36.h5", rls:"EULEROSVIRT-2.5.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"dhcp-libs", rpm:"dhcp-libs~4.2.5~36.h5", rls:"EULEROSVIRT-2.5.0"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
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