9.8
CRITICAL
CVE-2015-4642
PHP system Remote Code Execution Vulnerability
Description

The escapeshellarg function in ext/standard/exec.c in PHP before 5.4.42, 5.5.x before 5.5.26, and 5.6.x before 5.6.10 on Windows allows remote attackers to execute arbitrary OS commands via a crafted string to an application that accepts command-line arguments for a call to the PHP system function.

INFO

Published Date :

May 16, 2016, 10:59 a.m.

Last Modified :

Nov. 21, 2024, 2:31 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2015-4642 has a 4 public PoC/Exploit available at Github. Go to the Public Exploits tab to see the list.

Affected Products

The following products are affected by CVE-2015-4642 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 Php php
1 Microsoft windows

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).

None

Python

Updated: 7 months ago
0 stars 0 fork 0 watcher
Born at : May 18, 2024, 2:30 p.m. This repo has been linked 57 different CVEs too.

None

Python

Updated: 1 month, 3 weeks ago
6 stars 3 fork 3 watcher
Born at : April 12, 2021, 4:06 a.m. This repo has been linked 57 different CVEs too.

Tools that utilize the Red Hat Security Data API

Python

Updated: 3 weeks, 4 days ago
62 stars 26 fork 26 watcher
Born at : Oct. 14, 2016, 4:41 p.m. This repo has been linked 57 different CVEs too.

Tagua VM is an experimental PHP Virtual Machine that guarantees safety and quality by removing large classes of vulnerabilities thanks to the Rust language and the LLVM Compiler Infrastructure.

rust php virtual-machine llvm tagua-vm

Rust

Updated: 2 months ago
422 stars 21 fork 21 watcher
Born at : Feb. 10, 2016, 1:25 p.m. This repo has been linked 8 different CVEs too.

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

The following list is the news that have been mention CVE-2015-4642 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2015-4642 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 af854a3a-2127-422b-91ae-364da2661108

    Nov. 21, 2024

    Action Type Old Value New Value
    Added Reference http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9
    Added Reference http://openwall.com/lists/oss-security/2015/06/18/6
    Added Reference http://php.net/ChangeLog-5.php
    Added Reference http://www.securityfocus.com/bid/75290
    Added Reference http://www.securitytracker.com/id/1032709
    Added Reference https://bugs.php.net/bug.php?id=69646
    Added Reference https://security.gentoo.org/glsa/201606-10
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Red Hat, Inc. http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9 [No types assigned]
    Removed Reference Red Hat, Inc. http://git.php.net/?p=php-src.git;a=commit;h=d2ac264ffea5ca2e85640b6736e0c7cd4ee9a4a9
  • CVE Modified by [email protected]

    Sep. 22, 2017

    Action Type Old Value New Value
    Added Reference http://www.securitytracker.com/id/1032709 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 30, 2016

    Action Type Old Value New Value
    Added Reference https://security.gentoo.org/glsa/201606-10 [No Types Assigned]
  • CVE Modified by [email protected]

    Nov. 28, 2016

    Action Type Old Value New Value
    Added Reference http://www.securityfocus.com/bid/75290 [No Types Assigned]
  • Modified Analysis by [email protected]

    May. 17, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 AND OR cpe:2.3:o:microsoft:windows:*:*:*:*:*:*:*:* OR *cpe:2.3:a:php:php:5.5.25:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.24:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.6.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.23:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.22:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.21:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.20:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.19:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.18:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.17:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.16:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.15:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.14:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.13:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.12:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.11:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.10:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.9:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.8:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.7:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.6:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.5:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.4:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.3:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.2:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.1:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.5.0:*:*:*:*:*:*:* *cpe:2.3:a:php:php:5.4.41:*:*:*:*:*:*:* (and previous)
    Added CVSS V2 (AV:N/AC:L/Au:N/C:C/I:C/A:C)
    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=69646 No Types Assigned https://bugs.php.net/bug.php?id=69646 Exploit
    Added CWE CWE-78
  • Initial Analysis by [email protected]

    May. 16, 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-2015-4642 is associated with the following CWEs:

Common Attack Pattern Enumeration and Classification (CAPEC)

Exploit Prediction

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

4.07 }} -0.19%

score

0.92013

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability