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Debian DLA-3143-1 : strongswan - LTS security update

high Nessus Plugin ID 165995

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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-3143 advisory.

 - Lahav Schlesinger reported a bug related to online certificate revocation checking that can lead to a denial-of-service attack . (CVE-2022-40617)

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 strongswan packages.

For Debian 10 Buster, this problem has been fixed in version 5.7.2-1+deb10u3.

See Also

https://www.debian.org/lts/security/2022/dla-3143

https://security-tracker.debian.org/tracker/CVE-2022-40617

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

Plugin Details

Severity: High

ID: 165995

File Name: debian_DLA-3143.nasl

Version: 1.3

Type: local

Agent: unix

Published: 10/10/2022

Updated: 11/29/2022

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2022-40617

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/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:strongswan-charon, p-cpe:/a:debian:debian_linux:charon-systemd, p-cpe:/a:debian:debian_linux:strongswan-scepclient, p-cpe:/a:debian:debian_linux:libcharon-extra-plugins, p-cpe:/a:debian:debian_linux:libstrongswan-standard-plugins, p-cpe:/a:debian:debian_linux:libstrongswan-extra-plugins, p-cpe:/a:debian:debian_linux:strongswan-nm, p-cpe:/a:debian:debian_linux:charon-cmd, p-cpe:/a:debian:debian_linux:strongswan-pki, p-cpe:/a:debian:debian_linux:strongswan-libcharon, p-cpe:/a:debian:debian_linux:strongswan-starter, p-cpe:/a:debian:debian_linux:strongswan, p-cpe:/a:debian:debian_linux:libstrongswan, p-cpe:/a:debian:debian_linux:strongswan-swanctl

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

Exploit Ease: No known exploits are available

Patch Publication Date: 10/10/2022

Vulnerability Publication Date: 10/10/2022

Reference Information

CVE: CVE-2022-40617