7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%
The remote host is missing an update for the Huawei EulerOS
# SPDX-FileCopyrightText: 2022 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("1.3.6.1.4.1.25623.1.1.2.2022.1827");
script_cve_id("CVE-2021-3999");
script_tag(name:"creation_date", value:"2022-06-14 04:30:32 +0000 (Tue, 14 Jun 2022)");
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:"6.8");
script_tag(name:"cvss_base_vector", value:"AV:L/AC:L/Au:S/C:C/I:C/A:C");
script_tag(name:"severity_vector", value:"CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H");
script_tag(name:"severity_origin", value:"NVD");
script_tag(name:"severity_date", value:"2022-08-29 15:23:49 +0000 (Mon, 29 Aug 2022)");
script_name("Huawei EulerOS: Security Advisory for glibc (EulerOS-SA-2022-1827)");
script_category(ACT_GATHER_INFO);
script_copyright("Copyright (C) 2022 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\.0SP10");
script_xref(name:"Advisory-ID", value:"EulerOS-SA-2022-1827");
script_xref(name:"URL", value:"https://developer.huaweicloud.com/intl/en-us/euleros/securitydetail.html?secId=EulerOS-SA-2022-1827");
script_tag(name:"summary", value:"The remote host is missing an update for the Huawei EulerOS 'glibc' package(s) announced via the EulerOS-SA-2022-1827 advisory.");
script_tag(name:"vuldetect", value:"Checks if a vulnerable package version is present on the target host.");
script_tag(name:"insight", value:"A flaw was found in glibc.An off-by-one buffer overflow and underflow in getcwd() may lead to memory corruption when the size of the buffer is exactly 1.A local attacker who can control the input buffer and size passed to getcwd() in a setuid program could use this flaw to potentially execute arbitrary code and escalate their privileges on the system.(CVE-2021-3999)");
script_tag(name:"affected", value:"'glibc' package(s) on Huawei EulerOS V2.0SP10.");
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-2.0SP10") {
if(!isnull(res = isrpmvuln(pkg:"glibc", rpm:"glibc~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"glibc-all-langpacks", rpm:"glibc-all-langpacks~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"glibc-common", rpm:"glibc-common~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"glibc-locale-source", rpm:"glibc-locale-source~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"libnsl", rpm:"libnsl~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(!isnull(res = isrpmvuln(pkg:"nscd", rpm:"nscd~2.28~63.h67.eulerosv2r10", rls:"EULEROS-2.0SP10"))) {
report += res;
}
if(report != "") {
security_message(data:report);
} else if(__pkg_match) {
exit(99);
}
exit(0);
}
exit(0);
7.8 High
CVSS3
Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.1 High
AI Score
Confidence
High
4.3 Medium
CVSS2
Access Vector
LOCAL
Access Complexity
LOW
Authentication
SINGLE
Confidentiality Impact
PARTIAL
Integrity Impact
PARTIAL
Availability Impact
PARTIAL
AV:L/AC:L/Au:S/C:P/I:P/A:P
0.0004 Low
EPSS
Percentile
5.3%