Description

MyBB before 1.8.36 allows Code Injection by users with certain high privileges. Templates in Admin CP intentionally use eval, and there was some validation of the input to eval, but type juggling interfered with this when using PCRE within PHP.

INFO

Published Date :

Aug. 29, 2023, 4:15 p.m.

Last Modified :

Nov. 21, 2024, 8:21 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

1.2
Public PoC/Exploit Available at Github

CVE-2023-41362 has a 1 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-2023-41362 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 Mybb mybb

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: 1 month, 1 week ago
8 stars 1 fork 1 watcher
Born at : Sept. 11, 2023, 7:49 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-2023-41362 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-41362 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 https://blog.sorcery.ie/posts/mybb_acp_rce/
    Added Reference https://github.com/mybb/mybb/commit/a43a6f22944e769a6eabc58c39e7bc18c1cab4ca.patch
    Added Reference https://github.com/mybb/mybb/security/advisories/GHSA-pr74-wvp3-q6f5
    Added Reference https://mybb.com/versions/1.8.36/
  • CVE Modified by [email protected]

    May. 14, 2024

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

    Sep. 11, 2023

    Action Type Old Value New Value
    Added Reference https://blog.sorcery.ie/posts/mybb_acp_rce/ [No Types Assigned]
  • Initial Analysis by [email protected]

    Aug. 31, 2023

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://github.com/mybb/mybb/commit/a43a6f22944e769a6eabc58c39e7bc18c1cab4ca.patch No Types Assigned https://github.com/mybb/mybb/commit/a43a6f22944e769a6eabc58c39e7bc18c1cab4ca.patch Patch
    Changed Reference Type https://github.com/mybb/mybb/security/advisories/GHSA-pr74-wvp3-q6f5 No Types Assigned https://github.com/mybb/mybb/security/advisories/GHSA-pr74-wvp3-q6f5 Patch, Third Party Advisory
    Changed Reference Type https://mybb.com/versions/1.8.36/ No Types Assigned https://mybb.com/versions/1.8.36/ Release Notes
    Added CWE NIST CWE-94
    Added CPE Configuration OR *cpe:2.3:a:mybb:mybb:*:*:*:*:*:*:*:* versions up to (excluding) 1.8.36
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-2023-41362 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-2023-41362 weaknesses.

Exploit Prediction

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

0.22 }} 0.02%

score

0.59109

percentile

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