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Debian DLA-3474-1 : systemd - LTS security update

medium Nessus Plugin ID 177792

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Synopsis

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

Description

The remote Debian 10 host has packages installed that are affected by a vulnerability as referenced in the dla-3474 advisory.

 - An off-by-one Error issue was discovered in Systemd in format_timespan() function of time-util.c. An attacker could supply specific values for time and accuracy that leads to buffer overrun in format_timespan(), leading to a Denial of Service. (CVE-2022-3821)

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 systemd packages.

For Debian 10 buster, this problem has been fixed in version 241-7~deb10u10.

See Also

https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=1021644

https://security-tracker.debian.org/tracker/source-package/systemd

https://www.debian.org/lts/security/2023/dla-3474

https://security-tracker.debian.org/tracker/CVE-2022-3821

https://packages.debian.org/source/buster/systemd

Plugin Details

Severity: Medium

ID: 177792

File Name: debian_DLA-3474.nasl

Version: 1.0

Type: local

Agent: unix

Published: 6/30/2023

Updated: 6/30/2023

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2022-3821

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 5

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:systemd-tests, p-cpe:/a:debian:debian_linux:libudev-dev, p-cpe:/a:debian:debian_linux:libpam-systemd, p-cpe:/a:debian:debian_linux:udev, p-cpe:/a:debian:debian_linux:systemd-coredump, cpe:/o:debian:debian_linux:10.0, p-cpe:/a:debian:debian_linux:libnss-mymachines, p-cpe:/a:debian:debian_linux:libnss-myhostname, p-cpe:/a:debian:debian_linux:libnss-systemd, p-cpe:/a:debian:debian_linux:libsystemd0, p-cpe:/a:debian:debian_linux:systemd-journal-remote, p-cpe:/a:debian:debian_linux:systemd-container, p-cpe:/a:debian:debian_linux:systemd-sysv, p-cpe:/a:debian:debian_linux:libsystemd-dev, p-cpe:/a:debian:debian_linux:systemd, p-cpe:/a:debian:debian_linux:libudev1, p-cpe:/a:debian:debian_linux:libnss-resolve

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: 6/29/2023

Vulnerability Publication Date: 11/4/2022

Reference Information

CVE: CVE-2022-3821