GLSA-201801-06 : Back In Time: Command injection

high Nessus Plugin ID 105632

Synopsis

The remote Gentoo host is missing one or more security-related patches.

Description

The remote host is affected by the vulnerability described in GLSA-201801-06 (Back In Time: Command injection)

‘Back in Time’ did improper escaping/quoting of file paths used as arguments to the ‘notify-send’ command leading to some parts of file paths being executed as shell commands within an os.system call.
Impact :

A context-dependent attacker could execute arbitrary shell commands via a specially crafted file.
Workaround :

There is no known workaround at this time.

Solution

All ‘Back In Time’ users should upgrade to the latest version:
# emerge --sync # emerge --ask --oneshot --verbose '>=app-backup/backintime-1.1.24'

See Also

https://security.gentoo.org/glsa/201801-06

Plugin Details

Severity: High

ID: 105632

File Name: gentoo_GLSA-201801-06.nasl

Version: Revision: 3.2

Type: local

Published: 1/8/2018

Updated: 1/26/2018

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

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

CVSS v3

Risk Factor: High

Base Score: 7.8

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

Vulnerability Information

CPE: p-cpe:/a:gentoo:linux:backintime, cpe:/o:gentoo:linux

Required KB Items: Host/local_checks_enabled, Host/Gentoo/release, Host/Gentoo/qpkg-list

Patch Publication Date: 1/7/2018

Reference Information

CVE: CVE-2017-16667

GLSA: 201801-06