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
AI Score
Confidence
High
EPSS
Percentile
75.2%
The remote host is missing an update for the Huawei EulerOS
# SPDX-FileCopyrightText: 2023 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("1.3.6.1.4.1.25623.1.1.2.2023.1162");
script_cve_id("CVE-2022-2795", "CVE-2022-38177", "CVE-2022-38178");
script_tag(name:"creation_date", value:"2023-01-12 04:15:41 +0000 (Thu, 12 Jan 2023)");
script_version("2024-02-05T14:36:57+0000");
script_tag(name:"last_modification", value:"2024-02-05 14:36:57 +0000 (Mon, 05 Feb 2024)");
script_tag(name:"cvss_base", value:"7.8");
script_tag(name:"cvss_base_vector", value:"AV:N/AC:L/Au:N/C:N/I:N/A:C");
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:"2022-09-23 16:44:59 +0000 (Fri, 23 Sep 2022)");
script_name("Huawei EulerOS: Security Advisory for bind (EulerOS-SA-2023-1162)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2023 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\.10\.0");
script_xref(name:"Advisory-ID", value:"EulerOS-SA-2023-1162");
script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2023-1162");
script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'bind' package(s) announced via the EulerOS-SA-2023-1162 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"By spoofing the target resolver with responses that have a malformed ECDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.(CVE-2022-38177)
By spoofing the target resolver with responses that have a malformed EdDSA signature, an attacker can trigger a small memory leak. It is possible to gradually erode available memory to the point where named crashes for lack of resources.(CVE-2022-38178)
By flooding the target resolver with queries exploiting this flaw an attacker can significantly impair the resolver's performance, effectively denying legitimate clients access to the DNS resolution service.(CVE-2022-2795)");
script_tag(name:"affected", value:"'bind' package(s) on Huawei EulerOS Virtualization release 2.10.0.");
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-2.10.0") {
if(!isnull(res = isrpmvuln(pkg:"bind", rpm:"bind~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-chroot", rpm:"bind-chroot~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-export-libs", rpm:"bind-export-libs~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-libs", rpm:"bind-libs~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-libs-lite", rpm:"bind-libs-lite~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-pkcs11", rpm:"bind-pkcs11~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"bind-utils", rpm:"bind-utils~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"python3-bind", rpm:"python3-bind~9.11.21~4.h20.eulerosv2r10", rls:"EULEROSVIRT-2.10.0"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
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
AI Score
Confidence
High
EPSS
Percentile
75.2%