Executive Summary

Summary
Title PHP vulnerabilities
Informations
Name USN-4279-1 First vendor Publication 2020-02-17
Vendor Ubuntu Last vendor Modification 2020-02-17
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:S/C:N/I:N/A:C)
Cvss Base Score 6.8 Attack Range Network
Cvss Impact Score 6.9 Attack Complexity Low
Cvss Expoit Score 8 Authentication Requires single instance
Calculate full CVSS 2.0 Vectors scores

Detail

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

- Ubuntu 19.10 - Ubuntu 18.04 LTS - Ubuntu 16.04 LTS - Ubuntu 14.04 ESM - Ubuntu 12.04 ESM

Summary:

Several security issues were fixed in PHP.

Software Description: - php7.3: server-side, HTML-embedded scripting language (metapackage) - php7.2: HTML-embedded scripting language interpreter - php7.0: HTML-embedded scripting language interpreter - php5: HTML-embedded scripting language interpreter

Details:

It was discovered that PHP incorrectly handled certain scripts. An attacker could possibly use this issue to cause a denial of service. This issue only affected Ubuntu 12.04 ESM, Ubuntu 14.04 ESM and Ubuntu 16.04 LTS. (CVE-2015-9253)

It was discovered that PHP incorrectly handled certain inputs. An attacker could possibly use this issue to expose sensitive information. (CVE-2020-7059)

It was discovered that PHP incorrectly handled certain inputs. An attacker could possibly use this issue to execute arbitrary code. This issue only affected Ubuntu 14.04 ESM, Ubuntu 16.04 LTS, Ubuntu 18.04 LTS and Ubuntu 19.10. (CVE-2020-7060)

Update instructions:

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

Ubuntu 19.10:
libapache2-mod-php7.3 7.3.11-0ubuntu0.19.10.3
php7.3-cgi 7.3.11-0ubuntu0.19.10.3
php7.3-cli 7.3.11-0ubuntu0.19.10.3
php7.3-fpm 7.3.11-0ubuntu0.19.10.3

Ubuntu 18.04 LTS:
libapache2-mod-php7.2 7.2.24-0ubuntu0.18.04.3
php7.2-cgi 7.2.24-0ubuntu0.18.04.3
php7.2-cli 7.2.24-0ubuntu0.18.04.3
php7.2-fpm 7.2.24-0ubuntu0.18.04.3

Ubuntu 16.04 LTS:
libapache2-mod-php7.0 7.0.33-0ubuntu0.16.04.11
php7.0-cgi 7.0.33-0ubuntu0.16.04.11
php7.0-cli 7.0.33-0ubuntu0.16.04.11
php7.0-fpm 7.0.33-0ubuntu0.16.04.11

Ubuntu 14.04 ESM:
libapache2-mod-php5 5.5.9+dfsg-1ubuntu4.29+esm10
php5-cgi 5.5.9+dfsg-1ubuntu4.29+esm10
php5-cli 5.5.9+dfsg-1ubuntu4.29+esm10
php5-fpm 5.5.9+dfsg-1ubuntu4.29+esm10

Ubuntu 12.04 ESM:
libapache2-mod-php5 5.3.10-1ubuntu3.44
php5-cgi 5.3.10-1ubuntu3.44
php5-cli 5.3.10-1ubuntu3.44
php5-fpm 5.3.10-1ubuntu3.44

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

References:
https://usn.ubuntu.com/4279-1
CVE-2015-9253, CVE-2020-7059, CVE-2020-7060

Package Information:
https://launchpad.net/ubuntu/+source/php7.3/7.3.11-0ubuntu0.19.10.3
https://launchpad.net/ubuntu/+source/php7.2/7.2.24-0ubuntu0.18.04.3
https://launchpad.net/ubuntu/+source/php7.0/7.0.33-0ubuntu0.16.04.11

Original Source

Url : http://www.ubuntu.com/usn/USN-4279-1

CWE : Common Weakness Enumeration

% Id Name
67 % CWE-125 Out-of-bounds Read
33 % CWE-400 Uncontrolled Resource Consumption ('Resource Exhaustion')

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 8
Application 889
Application 4
Os 1
Os 1

Snort® IPS/IDS

Date Description
2020-07-30 PHP php_strip_tags_ex function out-of-bounds read attempt
RuleID : 54406 - Revision : 1 - Type : SERVER-WEBAPP
2020-07-30 PHP php_strip_tags_ex function out-of-bounds read attempt
RuleID : 54405 - Revision : 1 - Type : SERVER-WEBAPP

Alert History

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0
Date Informations
2020-02-18 00:17:19
  • First insertion