9.8
CRITICAL
CVE-2023-42789
Fortinet FortiOS Brute Force Out-of-Bounds Write RCE
Description

A out-of-bounds write in Fortinet FortiOS 7.4.0 through 7.4.1, 7.2.0 through 7.2.5, 7.0.0 through 7.0.12, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, FortiProxy 7.4.0, 7.2.0 through 7.2.6, 7.0.0 through 7.0.12, 2.0.0 through 2.0.13 allows attacker to execute unauthorized code or commands via specially crafted HTTP requests.

INFO

Published Date :

March 12, 2024, 3:15 p.m.

Last Modified :

March 15, 2024, 3:22 p.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Public PoC/Exploit Available at Github

CVE-2023-42789 has a 2 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-2023-42789 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 Fortinet fortios
2 Fortinet fortiproxy
3 Fortinet fortipam
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-2023-42789.

URL Resource
https://fortiguard.com/psirt/FG-IR-23-328 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).

Check CVE-2023-42789

Python

Updated: 7 months, 3 weeks ago
0 stars 0 fork 0 watcher
Born at : March 28, 2024, 8:59 a.m. This repo has been linked 1 different CVEs too.

Exploit new CVE-2023-42789 Fortinet FortiOS FortiProxy ----> RCE

Python

Updated: 8 months ago
9 stars 0 fork 0 watcher
Born at : March 12, 2024, 4:44 p.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-2023-42789 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2023-42789 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
  • Initial Analysis by [email protected]

    Mar. 15, 2024

    Action Type Old Value New Value
    Added CVSS V3.1 NIST AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
    Changed Reference Type https://fortiguard.com/psirt/FG-IR-23-328 No Types Assigned https://fortiguard.com/psirt/FG-IR-23-328 Vendor Advisory
    Added CPE Configuration OR *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 2.0.0 up to (including) 2.0.13 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (including) 7.0.12 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (including) 7.2.6 *cpe:2.3:a:fortinet:fortiproxy:7.4.0:*:*:*:*:*:*:* *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.2.0 up to (including) 6.2.15 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.4.0 up to (including) 6.4.14 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (including) 7.0.12 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (including) 7.2.5 *cpe:2.3:o:fortinet:fortios:7.4.0:*:*:*:*:*:*:* *cpe:2.3:o:fortinet:fortios:7.4.1:*:*:*:*:*:*:*
  • CVE Received by [email protected]

    Mar. 12, 2024

    Action Type Old Value New Value
    Added Description A out-of-bounds write in Fortinet FortiOS 7.4.0 through 7.4.1, 7.2.0 through 7.2.5, 7.0.0 through 7.0.12, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, FortiProxy 7.4.0, 7.2.0 through 7.2.6, 7.0.0 through 7.0.12, 2.0.0 through 2.0.13 allows attacker to execute unauthorized code or commands via specially crafted HTTP requests.
    Added Reference Fortinet, Inc. https://fortiguard.com/psirt/FG-IR-23-328 [No types assigned]
    Added CWE Fortinet, Inc. CWE-787
    Added CVSS V3.1 Fortinet, Inc. AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
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-2023-42789 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-2023-42789 weaknesses.

CVSS31 - Vulnerability Scoring System
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