CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
80.6%
The remote host is missing an update for the Huawei EulerOS
# SPDX-FileCopyrightText: 2021 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("1.3.6.1.4.1.25623.1.1.2.2021.1258");
script_cve_id("CVE-2020-13776");
script_tag(name:"creation_date", value:"2021-02-05 15:06:28 +0000 (Fri, 05 Feb 2021)");
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:"6.2");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:H/Au:N/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:H/PR:L/UI:R/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2020-06-19 14:12:26 +0000 (Fri, 19 Jun 2020)");
script_name("Huawei EulerOS: Security Advisory for systemd (EulerOS-SA-2021-1258)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2021 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=EULEROS\-2\.0SP9");
script_xref(name:"Advisory-ID", value:"EulerOS-SA-2021-1258");
script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2021-1258");
script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'systemd' package(s) announced via the EulerOS-SA-2021-1258 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"systemd through v245 mishandles numerical usernames such as ones composed of decimal digits or 0x followed by hex digits, as demonstrated by use of root privileges when privileges of the 0x0 user account were intended. NOTE: this issue exists because of an incomplete fix for CVE-2017-1000082.(CVE-2020-13776)");
script_tag(name:"affected", value:"'systemd' package(s) on Huawei EulerOS V2.0SP9.");
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 == "EULEROS-2.0SP9") {
if(!isnull(res = isrpmvuln(pkg:"systemd", rpm:"systemd~243~18.h68.eulerosv2r9", rls:"EULEROS-2.0SP9"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"systemd-container", rpm:"systemd-container~243~18.h68.eulerosv2r9", rls:"EULEROS-2.0SP9"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"systemd-libs", rpm:"systemd-libs~243~18.h68.eulerosv2r9", rls:"EULEROS-2.0SP9"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"systemd-udev", rpm:"systemd-udev~243~18.h68.eulerosv2r9", rls:"EULEROS-2.0SP9"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"systemd-udev-compat", rpm:"systemd-udev-compat~243~18.h68.eulerosv2r9", rls:"EULEROS-2.0SP9"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
CVSS2
Attack Vector
NETWORK
Attack Complexity
LOW
Authentication
NONE
Confidentiality Impact
COMPLETE
Integrity Impact
COMPLETE
Availability Impact
COMPLETE
AV:N/AC:L/Au:N/C:C/I:C/A:C
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:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
AI Score
Confidence
High
EPSS
Percentile
80.6%