Executive Summary

Summary
Title PHP vulnerability
Informations
Name USN-3702-2 First vendor Publication 2018-07-05
Vendor Ubuntu Last vendor Modification 2018-07-05
Severity (Vendor) N/A Revision N/A

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
Calculate full CVSS 3.0 Vectors scores

Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P)
Cvss Base Score 7.5 Attack Range Network
Cvss Impact Score 6.4 Attack Complexity Low
Cvss Expoit Score 10 Authentication None Required
Calculate full CVSS 2.0 Vectors scores

Detail

A security issue affects these releases of Ubuntu and its derivatives:

- Ubuntu 18.04 LTS

Summary:

PHP could be made to crash or run programs if it opened a specially crafted file.

Software Description: - php7.2: HTML-embedded scripting language interpreter

Details:

USN-3702-1 fixed a vulnerability in PHP. PHP 7.2.7 did not actually include the fix for CVE-2018-12882. This update adds a backported patch to correct the issue.

We apologize for the inconvenience.

Original advisory details:

It was discovered that PHP incorrectly handled exif tags in certain images.
A remote attacker could use this issue to cause PHP to crash, resulting in
a denial of service, or possibly execute arbitrary code.

Update instructions:

The problem can be corrected by updating your system to the following package versions:

Ubuntu 18.04 LTS:
libapache2-mod-php7.2 7.2.7-0ubuntu0.18.04.2
php7.2-cgi 7.2.7-0ubuntu0.18.04.2
php7.2-cli 7.2.7-0ubuntu0.18.04.2
php7.2-fpm 7.2.7-0ubuntu0.18.04.2

In general, a standard system update will make all the necessary changes.

References:
https://usn.ubuntu.com/usn/usn-3702-2
https://usn.ubuntu.com/usn/usn-3702-1
CVE-2018-12882

Package Information:
https://launchpad.net/ubuntu/+source/php7.2/7.2.7-0ubuntu0.18.04.2

Original Source

Url : http://www.ubuntu.com/usn/USN-3702-2

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-416 Use After Free

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 1
Application 846
Os 1

Nessus® Vulnerability Scanner

Date Description
2018-08-24 Name : The remote Amazon Linux AMI host is missing a security update.
File : ala_ALAS-2018-1067.nasl - Type : ACT_GATHER_INFO

Alert History

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0
1
Date Informations
2018-08-28 21:22:16
  • Multiple Updates
2018-07-05 17:19:08
  • First insertion