9.8
CRITICAL
CVE-2019-13956
Discuz!ML PHP Code Execution Vulnerability
Description

Discuz!ML 3.2 through 3.4 allows remote attackers to execute arbitrary PHP code via a modified language cookie, as demonstrated by changing 4gH4_0df5_language=en to 4gH4_0df5_language=en'.phpinfo().'; (if the random prefix 4gH4_0df5_ were used).

INFO

Published Date :

July 18, 2019, 6:15 p.m.

Last Modified :

Nov. 21, 2024, 4:25 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2019-13956 has a 6 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-2019-13956 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 Codersclub discuz\!ml
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-2019-13956.

URL Resource
http://esoln.net/esoln/blog/2019/06/14/discuzml-v-3-x-code-injection-vulnerability/ Exploit Third Party Advisory
http://esoln.net/esoln/blog/2019/06/14/discuzml-v-3-x-code-injection-vulnerability/ Exploit Third Party 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).

POC集合,框架nday漏洞利用

Updated: 4 weeks, 1 day ago
418 stars 53 fork 53 watcher
Born at : April 4, 2022, 5:54 a.m. This repo has been linked 105 different CVEs too.

None

Updated: 7 months, 1 week ago
34 stars 3 fork 3 watcher
Born at : March 12, 2021, 12:22 p.m. This repo has been linked 1063 different CVEs too.

None

Updated: 1 month, 2 weeks ago
18 stars 10 fork 10 watcher
Born at : Jan. 2, 2021, 10:19 p.m. This repo has been linked 1053 different CVEs too.

None

Updated: 1 week, 4 days ago
83 stars 32 fork 32 watcher
Born at : Oct. 2, 2020, 2:49 p.m. This repo has been linked 1114 different CVEs too.

Discuz!ML RCE

discuz discuzx discuzml

Python

Updated: 4 years, 4 months ago
1 stars 1 fork 1 watcher
Born at : July 10, 2020, 3:16 a.m. This repo has been linked 1 different CVEs too.

None

Updated: 9 months ago
0 stars 0 fork 0 watcher
Born at : March 16, 2020, 1:43 a.m. This repo has been linked 1 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-2019-13956 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2019-13956 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://esoln.net/esoln/blog/2019/06/14/discuzml-v-3-x-code-injection-vulnerability/
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Jul. 31, 2019

    Action Type Old Value New Value
    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 http://esoln.net/esoln/blog/2019/06/14/discuzml-v-3-x-code-injection-vulnerability/ No Types Assigned http://esoln.net/esoln/blog/2019/06/14/discuzml-v-3-x-code-injection-vulnerability/ Exploit, Third Party Advisory
    Added CWE CWE-94
    Added CPE Configuration OR *cpe:2.3:a:codersclub:discuz\!ml:*:*:*:*:*:*:*:* versions from (including) 3.2 up to (including) 3.4
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-2019-13956 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-2019-13956 weaknesses.

Exploit Prediction

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

15.61 }} -32.47%

score

0.94123

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
Privileges Required
User Interaction
Scope
Confidentiality
Integrity
Availability
© cvefeed.io
Latest DB Update: May. 16, 2025 22:27