Detections
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Amazon Linux 2 : 389-ds-base (ALAS-2022-1819)
medium Nessus Plugin ID 163317
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Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
The version of 389-ds-base installed on the remote host is prior to 1.3.10.2-16. It is, therefore, affected by multiple vulnerabilities as referenced in the ALAS2-2022-1819 advisory.A double free was found in the way 389-ds-base handles virtual attributes context in persistent searches.
An attacker could send a series of search requests, forcing the server to behave unexpectedly, and crash.
(CVE-2021-4091)
A vulnerability was found in the 389 Directory Server that allows an unauthenticated attacker with network access to the LDAP port to cause a denial of service. The denial of service is triggered by a single message sent over a TCP connection. No bind or other authentication is required. This message triggers a segmentation fault that results in slapd crashing. (CVE-2022-0918)
A vulnerability was found in the 389 Directory Server. This issue allows expired passwords to access the database, causing improper authentication. (CVE-2022-0996)
Tenable has extracted the preceding description block directly from the tested product security advisory.
Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.
Solution
Run 'yum update 389-ds-base' to update your system.See Also
https://alas.aws.amazon.com/AL2/ALAS-2022-1819.html
https://alas.aws.amazon.com/cve/html/CVE-2021-4091.html
Plugin Details
Severity: Medium
ID: 163317
File Name: al2_ALAS-2022-1819.nasl
Version: 1.6
Type: local
Agent: unix
Published: 7/21/2022
Updated: 12/11/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 4.4
CVSS v2
Risk Factor: Medium
Base Score: 4
Temporal Score: 3.1
Vector: CVSS2#AV:N/AC:L/Au:S/C:P/I:N/A:N
CVSS Score Source: CVE-2022-0996
CVSS v3
Risk Factor: Medium
Base Score: 6.5
Temporal Score: 5.9
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N
Temporal Vector: CVSS:3.0/E:P/RL:O/RC:C
Vulnerability Information
CPE: p-cpe:/a:amazon:linux:389-ds-base-debuginfo, p-cpe:/a:amazon:linux:389-ds-base-snmp, p-cpe:/a:amazon:linux:389-ds-base, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:389-ds-base-libs, p-cpe:/a:amazon:linux:389-ds-base-devel
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Available: true
Exploit Ease: Exploits are available
Patch Publication Date: 7/19/2022
Vulnerability Publication Date: 2/18/2022