Debian DSA-4666-1 : openldap - security update

high Nessus Plugin ID 136123

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Synopsis

The remote Debian host is missing a security-related update.

Description

A vulnerability was discovered in OpenLDAP, a free implementation of the Lightweight Directory Access Protocol. LDAP search filters with nested boolean expressions can result in denial of service (slapd daemon crash).

Solution

Upgrade the openldap packages.

For the oldstable distribution (stretch), this problem has been fixed in version 2.4.44+dfsg-5+deb9u4.

For the stable distribution (buster), this problem has been fixed in version 2.4.47+dfsg-3+deb10u2.

Plugin Details

Severity: High

ID: 136123

File Name: debian_DSA-4666.nasl

Version: 1.6

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 4/30/2020

Updated: 3/14/2024

Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2020-12243

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:openldap, cpe:/o:debian:debian_linux:9.0

Required KB Items: Host/local_checks_enabled, Host/Debian/release, Host/Debian/dpkg-l

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/28/2020

Vulnerability Publication Date: 4/28/2020

Reference Information

CVE: CVE-2020-12243

DSA: 4666

IAVB: 2020-B-0028-S

Detections

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