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Amazon Linux AMI : python34 / python35,python36,python27 (ALAS-2018-1003)

high Nessus Plugin ID 109368

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Synopsis

The remote Amazon Linux AMI host is missing a security update.

Description

DOS via regular expression catastrophic backtracking in apop() method in pop3lib

A flaw was found in the way catastrophic backtracking was implemented in python's pop3lib's apop() method. An attacker could use this flaw to cause denial of service. (CVE-2018-1060)

DOS via regular expression backtracking in difflib.IS_LINE_JUNK method in difflib

A flaw was found in the way catastrophic backtracking was implemented in python's difflib.IS_LINE_JUNK method. An attacker could use this flaw to cause denial of service. (CVE-2018-1061)

Solution

Run 'yum update python34' to update your system.

Run 'yum update python35' to update your system.

Run 'yum update python36' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2018-1003.html

Plugin Details

Severity: High

ID: 109368

File Name: ala_ALAS-2018-1003.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/27/2018

Updated: 10/22/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2018-1061

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.7

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

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:python36-devel, p-cpe:/a:amazon:linux:python27, p-cpe:/a:amazon:linux:python35-tools, p-cpe:/a:amazon:linux:python34-libs, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:python36, p-cpe:/a:amazon:linux:python35-debuginfo, p-cpe:/a:amazon:linux:python36-debuginfo, p-cpe:/a:amazon:linux:python36-tools, p-cpe:/a:amazon:linux:python35-devel, p-cpe:/a:amazon:linux:python35-test, p-cpe:/a:amazon:linux:python36-libs, p-cpe:/a:amazon:linux:python34, p-cpe:/a:amazon:linux:python36-debug, p-cpe:/a:amazon:linux:python27-devel, p-cpe:/a:amazon:linux:python34-devel, p-cpe:/a:amazon:linux:python27-libs, p-cpe:/a:amazon:linux:python34-debuginfo, p-cpe:/a:amazon:linux:python34-tools, p-cpe:/a:amazon:linux:python35, p-cpe:/a:amazon:linux:python27-tools, p-cpe:/a:amazon:linux:python27-test, p-cpe:/a:amazon:linux:python36-test, p-cpe:/a:amazon:linux:python27-debuginfo, p-cpe:/a:amazon:linux:python35-libs, p-cpe:/a:amazon:linux:python34-test

Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 4/26/2018

Reference Information

CVE: CVE-2018-1060, CVE-2018-1061

ALAS: 2018-1003