Debian DSA-5563-1 : intel-microcode - security update

high Nessus Plugin ID 186224

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Synopsis

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

Description

The remote Debian 11 / 12 host has a package installed that is affected by a vulnerability as referenced in the dsa-5563 advisory.

- Sequence of processor instructions leads to unexpected behavior for some Intel(R) Processors may allow an authenticated user to potentially enable escalation of privilege and/or information disclosure and/or denial of service via local access. (CVE-2023-23583)

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.

For the stable distribution (bookworm), this problem has been fixed in version 3.20231114.1~deb12u1.

Plugin Details

Severity: High

ID: 186224

File Name: debian_DSA-5563.nasl

Version: 1.6

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 11/23/2023

Updated: 12/19/2023

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, 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:11.0, p-cpe:/a:debian:debian_linux:intel-microcode, cpe:/o:debian:debian_linux:12.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/23/2023

Vulnerability Publication Date: 11/9/2023

Reference Information

CVE: CVE-2023-23583

Detections

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