Debian DSA-3409-1 : putty - security update

medium Nessus Plugin ID 87163

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Synopsis

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

Description

A memory-corrupting integer overflow in the handling of the ECH (erase characters) control sequence was discovered in PuTTY's terminal emulator. A remote attacker can take advantage of this flaw to mount a denial of service or potentially to execute arbitrary code.

Solution

Upgrade the putty packages.

For the oldstable distribution (wheezy), this problem has been fixed in version 0.62-9+deb7u3.

For the stable distribution (jessie), this problem has been fixed in version 0.63-10+deb8u1.

Plugin Details

Severity: Medium

ID: 87163

File Name: debian_DSA-3409.nasl

Version: 2.7

Type: local

Agent: unix

Family: Debian Local Security Checks

Published: 12/2/2015

Updated: 1/11/2021

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

Vulnerability Information

CPE: cpe:/o:debian:debian_linux:8.0, cpe:/o:debian:debian_linux:7.0, 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: 12/1/2015

Reference Information

CVE: CVE-2015-5309

DSA: 3409

Detections

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