CVE-2015-4603: Critical severity php vulnerability

Q: What is the severity of CVE-2015-4603?

CVE-2015-4603 is classified as having a critical severity due to its potential to allow remote code execution.

Q: How do I fix CVE-2015-4603?

To fix CVE-2015-4603, you should upgrade your PHP version to 5.4.40 or higher, or 5.5.24 or higher, or 5.6.8 or higher.

Q: Which versions of PHP are affected by CVE-2015-4603?

CVE-2015-4603 affects PHP versions prior to 5.4.40, all 5.5.x versions before 5.5.24, and all 5.6.x versions before 5.6.8.

Q: What is the nature of the vulnerability in CVE-2015-4603?

CVE-2015-4603 is a type confusion issue in the exception::getTraceAsString function that can lead to arbitrary code execution.

Q: Can CVE-2015-4603 be exploited remotely?

Yes, CVE-2015-4603 can be exploited by remote attackers due to the vulnerability's nature.

Published May 16, 2016

Updated

The exception::getTraceAsString function in Zend/zendexceptions.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to execute arbitrary code via an unexpected data type, related to a "type confusion" issue.

Affected Software

41 affected components

PHP PHP<=5.4.39

PHP PHP=5.5.0

PHP PHP=5.5.1

PHP PHP=5.5.2

PHP PHP=5.5.3

PHP PHP=5.5.4

PHP PHP=5.5.5

PHP PHP=5.5.6

PHP PHP=5.5.7

PHP PHP=5.5.8

PHP PHP=5.5.9

PHP PHP=5.5.10

PHP PHP=5.5.11

PHP PHP=5.5.12

PHP PHP=5.5.13

PHP PHP=5.5.14

PHP PHP=5.5.15

PHP PHP=5.5.16

PHP PHP=5.5.17

PHP PHP=5.5.18

PHP PHP=5.5.19

PHP PHP=5.5.20

PHP PHP=5.5.21

PHP PHP=5.5.22

PHP PHP=5.5.23

PHP PHP=5.6.0

PHP PHP=5.6.1

PHP PHP=5.6.2

PHP PHP=5.6.3

PHP PHP=5.6.4

PHP PHP=5.6.5

PHP PHP=5.6.6

PHP PHP=5.6.7

redhat Enterprise Linux Desktop=7.0

redhat Enterprise Linux Hpc Node=7.0

redhat Enterprise Linux Hpc Node Eus=7.1

redhat Enterprise Linux Server=7.0

redhat Enterprise Linux Server Eus=7.1

redhat Enterprise Linux Workstation=7.0

redhat Enterprise Linux=6.0

redhat Enterprise Linux=7.0

Event History

May 16, 2016

CVE Published

via MITRE·10:00 AM

Data Sourced

via MITRE·10:00 AM

Description

Frequently Asked Questions

What is the severity of CVE-2015-4603?

CVE-2015-4603 is classified as having a critical severity due to its potential to allow remote code execution.

How do I fix CVE-2015-4603?

To fix CVE-2015-4603, you should upgrade your PHP version to 5.4.40 or higher, or 5.5.24 or higher, or 5.6.8 or higher.

Which versions of PHP are affected by CVE-2015-4603?