9.8
CRITICAL
CVE-2016-4346
PHP Heap-Based Buffer Overflow
Description

Integer overflow in the str_pad 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.

INFO

Published Date :

May 22, 2016, 1:59 a.m.

Last Modified :

July 20, 2022, 4:56 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-4346 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Opensuse leap
2 Opensuse opensuse
1 Php php
References to Advisories, Solutions, and Tools

Here, you will find a curated list of external links that provide in-depth information, practical solutions, and valuable tools related to CVE-2016-4346.

URL Resource
http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html Mailing List Third Party Advisory
http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html Mailing List Third Party Advisory
http://php.net/ChangeLog-7.php Release Notes Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/04/28/2 Mailing List Third Party Advisory
https://bugs.php.net/bug.php?id=71637 Exploit Issue Tracking Patch Vendor Advisory

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2016-4346 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-4346 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Modified Analysis by [email protected]

    Jul. 20, 2022

    Action Type Old Value New Value
    Removed CVSS V3 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html Mailing List, Third Party Advisory
    Changed Reference Type http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html No Types Assigned http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html Mailing List, Third Party Advisory
    Changed Reference Type http://php.net/ChangeLog-7.php No Types Assigned http://php.net/ChangeLog-7.php Release Notes, Vendor Advisory
    Changed Reference Type http://www.openwall.com/lists/oss-security/2016/04/28/2 No Types Assigned http://www.openwall.com/lists/oss-security/2016/04/28/2 Mailing List, Third Party Advisory
    Changed Reference Type https://bugs.php.net/bug.php?id=71637 Exploit https://bugs.php.net/bug.php?id=71637 Exploit, Issue Tracking, Patch, Vendor Advisory
    Removed CWE NIST CWE-189
    Added CWE NIST CWE-190
    Changed CPE Configuration OR *cpe:2.3:a:php:php:*:*:*:*:*:*:*:* versions up to (including) 7.0.3 OR *cpe:2.3:a:php:php:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.4
    Changed CPE Configuration OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:* *cpe:2.3:o:opensuse:opensuse:13.2:*:*:*:*:*:*:*
  • CPE Deprecation Remap by [email protected]

    Oct. 30, 2018

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:* OR *cpe:2.3:o:opensuse:leap:42.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Dec. 01, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2016-05/msg00086.html [No Types Assigned]
  • Modified Analysis by [email protected]

    Jun. 15, 2016

    Action Type Old Value New Value
    Changed CPE Configuration Configuration 1 OR *cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* (and previous) Configuration 1 OR *cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:novell:leap:42.1:*:*:*:*:*:*:*
  • CVE Modified by [email protected]

    Jun. 15, 2016

    Action Type Old Value New Value
    Added Reference http://lists.opensuse.org/opensuse-updates/2016-06/msg00027.html
  • Modified Analysis by [email protected]

    May. 24, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:a:php:php:7.0.3:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:P/I:P/A:P)
    Added CVSS V3 AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://bugs.php.net/bug.php?id=71637 No Types Assigned https://bugs.php.net/bug.php?id=71637 Exploit
    Added CWE CWE-189
  • Initial Analysis by [email protected]

    May. 23, 2016

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
CWE - Common Weakness Enumeration

While CVE identifies specific instances of vulnerabilities, CWE categorizes the common flaws or weaknesses that can lead to vulnerabilities. CVE-2016-4346 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Common Attack Pattern Enumeration and Classification (CAPEC) stores attack patterns, which are descriptions of the common attributes and approaches employed by adversaries to exploit the CVE-2016-4346 weaknesses.

Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

0.70 }} 0.00%

score

0.77272

percentile

CVSS31 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability