Debian DLA-2831-1 : libntlm - LTS security update

critical Nessus Plugin ID 155713

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Synopsis

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

Description

The remote Debian 9 host has packages installed that are affected by a vulnerability as referenced in the dla-2831 advisory.

Stack-based buffer over-reads for crafted NTLM requests were fixed in libntlm, a library that implements Microsoft's NTLM authentication For Debian 9 stretch, this problem has been fixed in version 1.4-8+deb9u1.
We recommend that you upgrade your libntlm packages. For the detailed security status of libntlm please refer to its security tracker page at: https://security-tracker.debian.org/tracker/libntlm Further information about Debian LTS security advisories, how to apply these updates to your system and frequently asked questions can be found at: https://wiki.debian.org/LTS

Tenable has extracted the preceding description block directly from the Debian 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

Upgrade the libntlm packages.

For Debian 9 stretch, this problem has been fixed in version 1.4-8+deb9u1.

Plugin Details

Severity: Critical

ID: 155713

File Name: debian_DLA-2831.nasl

Version: 1.4

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 11/29/2021

Updated: 1/24/2025

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

CVSS Score Source: CVE-2019-17455

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:libntlm0, cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:libntlm0-dev

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: 11/28/2021

Vulnerability Publication Date: 10/10/2019

Reference Information

CVE: CVE-2019-17455

Detections

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