CVE-2016-4346: Integer Overflow

Published May 22, 2016
·
Updated

Integer overflow in the strpad function in ext/standard/string.c in PHP before 7.0.4 allows remote attackers to cause a denial of service or possibly have unspecified other impact via a long string, leading to a heap-based buffer overflow.

Other sources

Fixed bug (Multiple Heap Overflow due to integer overflows in xml/filterurl/addcslashes). (CVE-2016-4344, CVE-2016-4345, CVE-2016-4346)

PHP

Affected Software

4 affected componentsFixes available
PHP PHP<7.0.4
7.0.4
PHP PHP>=7.0.0<7.0.4
openSUSE Leap=42.1
openSUSE openSUSE=13.2

Remediation

Event History

May 22, 2016
CVE Published
via MITRE·01:00 AM
Data Sourced
via MITRE·01:00 AM
Description

Frequently Asked Questions

1

What is the severity of CVE-2016-4346?

CVE-2016-4346 has a high severity level due to its potential for causing denial of service attacks and heap-based buffer overflows.

2

How do I fix CVE-2016-4346?

To fix CVE-2016-4346, upgrade PHP to version 7.0.4 or later.

3

What systems are affected by CVE-2016-4346?

CVE-2016-4346 affects PHP versions prior to 7.0.4 and specific versions of openSUSE.

4

What kind of vulnerability is CVE-2016-4346?

CVE-2016-4346 is an integer overflow vulnerability that can lead to heap-based buffer overflows.

5

Can CVE-2016-4346 be exploited remotely?

Yes, CVE-2016-4346 can be exploited remotely, allowing attackers to impact the affected systems.

Contact

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