Debian DLA-3075-1 : schroot - LTS security update

medium Nessus Plugin ID 164285

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-3075 advisory.

- Schroot before 1.6.13 had too permissive rules on chroot or session names, allowing a denial of service on the schroot service for all users that may start a schroot session. (CVE-2022-2787)

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 schroot packages.

For Debian 10 buster, this problem has been fixed in version 1.6.10-6+deb10u1.

See Also

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

https://www.debian.org/lts/security/2022/dla-3075

https://security-tracker.debian.org/tracker/CVE-2022-2787

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

Plugin Details

Severity: Medium

ID: 164285

File Name: debian_DLA-3075.nasl

Version: 1.5

Type: local

Agent: unix

Published: 8/18/2022

Updated: 3/21/2023

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

Risk Information

VPR

Risk Factor: Low

Score: 1.4

CVSS v2

Risk Factor: Medium

Base Score: 4

Temporal Score: 3

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

CVSS Score Source: CVE-2022-2787

CVSS v3

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.8

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:schroot, p-cpe:/a:debian:debian_linux:schroot-common, cpe:/o:debian:debian_linux:10.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/18/2022

Vulnerability Publication Date: 8/18/2022

Reference Information

CVE: CVE-2022-2787