Debian dla-3690 : intel-microcode - security update

high Nessus Plugin ID 187045

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Synopsis

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

Description

The remote Debian 10 host has a package installed that is affected by a vulnerability as referenced in the dla-3690 advisory.

------------------------------------------------------------------------- Debian LTS Advisory DLA-3690-1 [email protected] https://www.debian.org/lts/security/ Tobias Frost December 16, 2023 https://wiki.debian.org/LTS
-------------------------------------------------------------------------

Package : intel-microcode Version : 3.20231114.1~deb10u1 CVE ID : CVE-2023-23583 Debian Bug : 1055962

Benoit Morgan, Paul Grosen, Thais Moreira Hamasaki, Ke Sun, Alyssa Milburn, Hisham Shafi, Nir Shlomovich, Tavis Ormandy, Daniel Moghimi, Josh Eads, Salman Qazi, Alexandra Sandulescu, Andy Nguyen, Eduardo Vela, Doug Kwan, and Kostik Shtoyk discovered that some Intel processors mishandle repeated sequences of instructions leading to unexpected behavior, which may result in privilege escalation, information disclosure or denial of service.

For Debian 10 buster, this problem has been fixed in version 3.20231114.1~deb10u1.

We recommend that you upgrade your intel-microcode packages.

For the detailed security status of intel-microcode please refer to its security tracker page at:
https://security-tracker.debian.org/tracker/intel-microcode

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 Attachment:
signature.asc Description: PGP signature

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 intel-microcode packages.

Plugin Details

Severity: High

ID: 187045

File Name: debian_DLA-3690.nasl

Version: 1.6

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 12/17/2023

Updated: 1/22/2025

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

Risk Information

VPR

Risk Factor: High

Score: 7.4

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2023-23583

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:intel-microcode

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/17/2023

Vulnerability Publication Date: 11/9/2023

Reference Information

CVE: CVE-2023-23583

Detections

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