Debian DLA-948-1 : dropbear security update

medium Nessus Plugin ID 100304

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Synopsis

The remote Debian host is missing a security update.

Description

A vulnerability was found in Dropbear, a lightweight SSH2 server and client.

CVE-2017-9079

Jann Horn discovered a local information leak in parsing the .authorized_keys file.

For Debian 7 'Wheezy', this problem has been fixed in version 2012.55-1.3+deb7u2.

We recommend that you upgrade your dropbear packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

Upgrade the affected dropbear package.

Plugin Details

Severity: Medium

ID: 100304

File Name: debian_DLA-948.nasl

Version: 3.7

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 5/22/2017

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 3.5

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

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

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

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

Vulnerability Information

CPE: p-cpe:/a:debian:debian_linux:dropbear, cpe:/o:debian:debian_linux:7.0

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

Exploit Ease: No known exploits are available

Patch Publication Date: 5/21/2017

Reference Information

CVE: CVE-2017-9079

Detections

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