Debian DSA-4423-1 : putty - security update

critical Nessus Plugin ID 123692

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Synopsis

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

Description

Multiple vulnerabilities were found in the PuTTY SSH client, which could result in denial of service and potentially the execution of arbitrary code. In addition, in some situations random numbers could potentially be re-used.

Solution

Upgrade the putty packages.

For the stable distribution (stretch), these problems have been fixed in version 0.67-3+deb9u1.

Plugin Details

Severity: Critical

ID: 123692

File Name: debian_DSA-4423.nasl

Version: 1.3

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 4/4/2019

Updated: 6/6/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

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

CVSS Score Source: CVE-2019-9898

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:9.0, p-cpe:/a:debian:debian_linux:putty

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

Exploit Ease: No known exploits are available

Patch Publication Date: 4/3/2019

Vulnerability Publication Date: 3/21/2019

Reference Information

CVE: CVE-2019-9894, CVE-2019-9895, CVE-2019-9897, CVE-2019-9898

DSA: 4423

Detections

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