Ubuntu 14.04 LTS / 16.04 LTS / 17.10 / 18.04 LTS : php5, php7.0, php7.1, php7.2 vulnerabilities (USN-3646-1)

Medium Nessus Plugin ID 109812

Synopsis

The remote Ubuntu host is missing one or more security-related patches.

Description

It was discovered that PHP incorrectly handled opcache access controls when configured to use PHP-FPM. A local user could possibly use this issue to obtain sensitive information from another user's PHP applications. (CVE-2018-10545)

It was discovered that the PHP iconv stream filter incorrect handled certain invalid multibyte sequences. A remote attacker could possibly use this issue to cause PHP to hang, resulting in a denial of service.
(CVE-2018-10546)

It was discovered that the PHP PHAR error pages incorrectly filtered certain data. A remote attacker could possibly use this issue to perform a reflected XSS attack. (CVE-2018-10547)

It was discovered that PHP incorrectly handled LDAP. A malicious remote LDAP server could possibly use this issue to cause PHP to crash, resulting in a denial of service. (CVE-2018-10548)

It was discovered that PHP incorrectly handled certain exif tags in JPEG images. A remote attacker could possibly use this issue to cause PHP to crash, resulting in a denial of service. This issue only affected Ubuntu 16.04 LTS, Ubuntu 17.10, and Ubuntu 18.04 LTS.
(CVE-2018-10549).

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

Solution

Update the affected packages.

See Also

https://usn.ubuntu.com/3646-1/

Plugin Details

Severity: Medium

ID: 109812

File Name: ubuntu_USN-3646-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 2018/05/15

Updated: 2018/12/01

Dependencies: 12634

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.8

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

CVSS v3.0

Base Score: 8.8

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

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php5, p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php7.0, p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php7.1, p-cpe:/a:canonical:ubuntu_linux:libapache2-mod-php7.2, p-cpe:/a:canonical:ubuntu_linux:php5-cgi, p-cpe:/a:canonical:ubuntu_linux:php5-cli, p-cpe:/a:canonical:ubuntu_linux:php5-fpm, p-cpe:/a:canonical:ubuntu_linux:php7.0-cgi, p-cpe:/a:canonical:ubuntu_linux:php7.0-cli, p-cpe:/a:canonical:ubuntu_linux:php7.0-fpm, p-cpe:/a:canonical:ubuntu_linux:php7.1-cgi, p-cpe:/a:canonical:ubuntu_linux:php7.1-cli, p-cpe:/a:canonical:ubuntu_linux:php7.1-fpm, p-cpe:/a:canonical:ubuntu_linux:php7.2-cgi, p-cpe:/a:canonical:ubuntu_linux:php7.2-cli, p-cpe:/a:canonical:ubuntu_linux:php7.2-fpm, cpe:/o:canonical:ubuntu_linux:14.04, cpe:/o:canonical:ubuntu_linux:16.04, cpe:/o:canonical:ubuntu_linux:17.10, cpe:/o:canonical:ubuntu_linux:18.04:-:lts

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

Patch Publication Date: 2018/05/14

Reference Information

CVE: CVE-2018-10545, CVE-2018-10546, CVE-2018-10547, CVE-2018-10548, CVE-2018-10549

USN: 3646-1