Amazon Linux AMI : php55 (ALAS-2015-535)

high Nessus Plugin ID 83974

Synopsis

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

Description

An integer underflow flaw leading to out-of-bounds memory access was found in the way PHP's Phar extension parsed Phar archives. A specially crafted archive could cause PHP to crash or, possibly, execute arbitrary code when opened. (CVE-2015-4021)

An integer overflow flaw leading to a heap based buffer overflow was found in the way PHP's FTP extension parsed file listing FTP server responses. A malicious FTP server could use this flaw to cause a PHP application to crash or, possibly, execute arbitrary code.
(CVE-2015-4022)

A flaw was found in the way PHP parsed multipart HTTP POST requests. A specially crafted request could cause PHP to use an excessive amount of CPU time. (CVE-2015-4024)

It was found that certain PHP functions did not properly handle file names containing a NULL character. A remote attacker could possibly use this flaw to make a PHP script access unexpected files and bypass intended file system access restrictions. (CVE-2015-4025)

It was found that certain PHP functions did not properly handle file names containing a NULL character. A remote attacker could possibly use this flaw to make a PHP script access unexpected files and bypass intended file system access restrictions. (CVE-2015-4026)

Solution

Run 'yum update php55' to update your system.

See Also

https://alas.aws.amazon.com/ALAS-2015-535.html

Plugin Details

Severity: High

ID: 83974

File Name: ala_ALAS-2015-535.nasl

Version: 2.3

Type: local

Agent: unix

Published: 6/4/2015

Updated: 4/18/2018

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: High

Base Score: 7.5

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

Vulnerability Information

CPE: p-cpe:/a:amazon:linux:php55, p-cpe:/a:amazon:linux:php55-bcmath, p-cpe:/a:amazon:linux:php55-cli, p-cpe:/a:amazon:linux:php55-common, p-cpe:/a:amazon:linux:php55-dba, p-cpe:/a:amazon:linux:php55-debuginfo, p-cpe:/a:amazon:linux:php55-devel, p-cpe:/a:amazon:linux:php55-embedded, p-cpe:/a:amazon:linux:php55-enchant, p-cpe:/a:amazon:linux:php55-fpm, p-cpe:/a:amazon:linux:php55-gd, p-cpe:/a:amazon:linux:php55-gmp, p-cpe:/a:amazon:linux:php55-imap, p-cpe:/a:amazon:linux:php55-intl, p-cpe:/a:amazon:linux:php55-ldap, p-cpe:/a:amazon:linux:php55-mbstring, p-cpe:/a:amazon:linux:php55-mcrypt, p-cpe:/a:amazon:linux:php55-mssql, p-cpe:/a:amazon:linux:php55-mysqlnd, p-cpe:/a:amazon:linux:php55-odbc, p-cpe:/a:amazon:linux:php55-opcache, p-cpe:/a:amazon:linux:php55-pdo, p-cpe:/a:amazon:linux:php55-pgsql, p-cpe:/a:amazon:linux:php55-process, p-cpe:/a:amazon:linux:php55-pspell, p-cpe:/a:amazon:linux:php55-recode, p-cpe:/a:amazon:linux:php55-snmp, p-cpe:/a:amazon:linux:php55-soap, p-cpe:/a:amazon:linux:php55-tidy, p-cpe:/a:amazon:linux:php55-xml, p-cpe:/a:amazon:linux:php55-xmlrpc, cpe:/o:amazon:linux

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

Patch Publication Date: 6/2/2015

Reference Information

CVE: CVE-2015-4021, CVE-2015-4022, CVE-2015-4024, CVE-2015-4025, CVE-2015-4026

ALAS: 2015-535