Debian DSA-4601-1 : ldm - security update

high Nessus Plugin ID 132761

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Synopsis

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

Description

It was discovered that a hook script of ldm, the display manager for the Linux Terminal Server Project, incorrectly parsed responses from an SSH server, which could result in local root privilege escalation.

Solution

Upgrade the ldm packages.

For the oldstable distribution (stretch), this problem has been fixed in version 2:2.2.18-2+deb9u1.

For the stable distribution (buster), this problem has been fixed in version 2:2.18.06-1+deb10u1.

Plugin Details

Severity: High

ID: 132761

File Name: debian_DSA-4601.nasl

Version: 1.5

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 1/10/2020

Updated: 1/28/2020

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.2

Temporal Score: 5.3

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

CVSS Score Source: CVE-2019-20373

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 6.8

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

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 1/9/2020

Vulnerability Publication Date: 1/9/2020

Reference Information

CVE: CVE-2019-20373

DSA: 4601

Detections

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