Alibaba Cloud Linux 3 : 0024: 389-ds:1.4 (ALINUX3-SA-2021:0024)

medium Nessus Plugin ID 236675

Synopsis

The remote Alibaba Cloud Linux host is missing one or more security updates.

Description

The remote Alibaba Cloud Linux 3 host has packages installed that are affected by a vulnerability as referenced in the ALINUX3-SA-2021:0024 advisory.

Package updates are available for Alibaba Cloud Linux 3 that fix the following vulnerabilities:

CVE-2020-35518:
When binding against a DN during authentication, the reply from 389-ds-base will be different whether the DN exists or not. This can be used by an unauthenticated attacker to check the existence of an entry in the LDAP database.

Tenable has extracted the preceding description block directly from the Alibaba Cloud Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

Plugin Details

Severity: Medium

ID: 236675

File Name: alinux3_sa_2021-0024.nasl

Version: 1.1

Type: local

Family: Alibaba Cloud Linux Local Security Checks

Published: 5/14/2025

Updated: 5/14/2025

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:N/A:N

CVSS Score Source: CVE-2020-35518

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.6

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:alibabacloud:alibaba_cloud_linux_3, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-debugsource, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-libs, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-libs-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-snmp, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-legacy-tools-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-legacy-tools, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:cockpit-389-ds, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-debuginfo, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-devel, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:python3-lib389, p-cpe:/a:alibabacloud:alibaba_cloud_linux_3:389-ds-base-snmp-debuginfo

Required KB Items: Host/local_checks_enabled, Host/cpu, Host/Alibaba/release, Host/Alibaba/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 4/7/2021

Vulnerability Publication Date: 2/16/2021

Reference Information

CVE: CVE-2020-35518

Detections

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