CVE-2024-21762
Fortinet FortiOS Out-of-Bound Write Vulnerability - [Actively Exploited]
Description
A out-of-bounds write in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, 2.0.0 through 2.0.13, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6, 1.0.0 through 1.0.7 allows attacker to execute unauthorized code or commands via specifically crafted requests
INFO
Published Date :
Feb. 9, 2024, 9:15 a.m.
Last Modified :
Nov. 29, 2024, 3:23 p.m.
Source :
[email protected]
Remotely Exploitable :
Yes !
Impact Score :
5.9
Exploitability Score :
3.9
CISA KEV (Known Exploited Vulnerabilities)
For the benefit of the cybersecurity community and network defenders—and to help every organization better manage vulnerabilities and keep pace with threat activity—CISA maintains the authoritative source of vulnerabilities that have been exploited in the wild.
Fortinet FortiOS contains an out-of-bound write vulnerability that allows a remote unauthenticated attacker to execute code or commands via specially crafted HTTP requests.
Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.
https://fortiguard.fortinet.com/psirt/FG-IR-24-015 ; https://nvd.nist.gov/vuln/detail/CVE-2024-21762
Public PoC/Exploit Available at Github
CVE-2024-21762 has a 54 public PoC/Exploit
available at Github.
Go to the Public Exploits
tab to see the list.
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-2024-21762
.
URL | Resource |
---|---|
https://fortiguard.com/psirt/FG-IR-24-015 | Vendor Advisory |
https://fortiguard.com/psirt/FG-IR-24-015 | 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).
wy876
Python
wy876 POC
收集整理漏洞EXP/POC,大部分漏洞来源网络,目前收集整理了1100多个poc/exp,长期更新。
备份的漏洞库,3月开始我们来维护
2023HW漏洞整理,收集整理漏洞EXp/POC,大部分漏洞来源网络,目前收集整理了300多个poc/exp,长期更新。
漏洞文库 wiki.wy876.cn
HTML
None
CVE-2024-21762 是 Fortinet 公司的 FortiOS 和 FortiProxy 产品中的一个严重漏洞,存在于其 SSL VPN 组件中。
Python
None
Java
None
None
HTML
None
Python Shell C++
None
HTML
收集整理漏洞EXp/POC,漏洞来源网络
None
Python
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2024-21762
vulnerability anywhere in the article.

-
Dark Reading
Fortinet Zero-Day Bug May Lead to Arbitrary Code Execution
Source: JHVEPhoto via Alamy Stock PhotoNEWS BRIEFAn unnamed threat actor claims that a zero-day vulnerability found within Fortinet's FortiGate firewalls can be exploited remotely, allowing the attack ... Read more

-
security.nl
'Nederland telt honderdvijftig gecompromitteerde Fortinet-firewalls'
Nederland telt meer dan honderdvijftig gecompromitteerde Fortinet-firewalls, zo stelt The Shadowserver Foundation op basis van eigen onderzoek. De meeste infecties werden in de Verenigde Staten, Japan ... Read more

-
Daily CyberSecurity
Fortinet Uncovers Threat Actor Persistence via Symbolic Link Exploit in FortiGate Devices
In an urgent alert to the cybersecurity community, Fortinet has detailed an active threat campaign exploiting known vulnerabilities in FortiGate appliances, highlighting a novel post-exploitation tech ... Read more

-
Cyber Security News
Hackers Actively Exploit Patched Fortinet FortiGate Devices to Gain Root Access Using Symbolic Link
Fortinet has uncovered a sophisticated post-exploitation technique used by a threat actor to maintain unauthorized access to FortiGate devices, even after initial vulnerabilities were patched. The dis ... Read more

-
TheCyberThrone
Threat Actors anchors Symlink trick on Fortinet Devices
The symlink trick is a post-exploitation technique used by attackers to maintain access to Fortinet devices even after initial vulnerabilities have been patched. This exploitation method leverages sym ... Read more

-
The Hacker News
Fortinet Warns Attackers Retain FortiGate Access Post-Patching via SSL-VPN Symlink Exploit
Network Security / Vulnerability Fortinet has revealed that threat actors have found a way to maintain read-only access to vulnerable FortiGate devices even after the initial access vector used to bre ... Read more

-
BleepingComputer
Fortinet: Hackers retain access to patched FortiGate VPNs using symlinks
Fortinet warns that threat actors use a post-exploitation technique that helps them maintain read-only access to previously compromised FortiGate VPN devices even after the original attack vector was ... Read more

-
security.nl
Fortinet waarschuwt voor 'read-only aanval' op FortiGate-firewalls
Fortinet waarschuwt klanten voor een nieuwe techniek waarvan aanvallers gebruikmaken en ervoor zorgt dat ze read-only toegang tot FortiGate-firewalls behouden. Volgens het bedrijf maken de aanvallers ... Read more

-
The Cyber Express
Black Basta Chat Logs Reveal Ransomware Group’s TTPs, IoCs
The Black Basta ransomware group has fallen off dramatically in 2025, and chat logs leaked recently show that internal squabbling may be behind the group’s slowed activity. Cyble threat intelligence r ... Read more

-
Cybersecurity News
Fortinet FortiGate Firewalls Targeted in Sophisticated Campaign Exploiting Management Interfaces
A new report from Arctic Wolf Labs reveals a concerning campaign targeting publicly exposed management interfaces on Fortinet FortiGate firewalls. Threat actors exploited vulnerabilities to manipulate ... Read more

-
TheCyberThrone
Most Exploited Vulnerabilities in 2024 Top 20 Analysis
In 2024, the cybersecurity landscape saw a significant number of exploited vulnerabilities, highlighting the ongoing challenges organizations face in protecting their systems and data.Some key trends ... Read more

-
Cybersecurity News
Multiple Vulnerabilities in SonicWall SMA 100 Could Lead to Remote Code Execution
SonicWall has issued a security advisory regarding several vulnerabilities impacting its SMA 100 series SSL-VPN products. These flaws range from path traversal issues inherited from Apache HTTP Server ... Read more

-
The Cyber Express
Zyxel Firewalls Targeted by Helldown Ransomware: CVE-2024-11667 Exploited
Zyxel Firewalls have become a key target in recent cyberattacks, with attackers exploiting a critical vulnerability to deploy the dangerous Helldown ransomware. The German CERT (CERT-Bund) has issued ... Read more

-
TheCyberThrone
The CyberThrone Most Exploited Vulnerabilities Top 10 – October 2024
Welcome to TheCyberThrone most exploited vulnerabilities review. This review is for the month of October 2024CVE-2024-21762: Fortinet FortiOS: Out-of-bounds WriteCVSS 3.1 score : 9.8 CISA KEV : Y ... Read more

-
TheCyberThrone
The CyberThrone most exploited vulnerabilities review – October 26, 2024
Welcome to TheCyberThrone most exploited vulnerabilities review. This review is for the weeks ending Saturday, October 26, 2024.Fortinet FortiManagerCVE-2024-47575: With a CVSS score of 9.8, it deemed ... Read more

-
Help Net Security
Fortinet releases patches for undisclosed critical FortiManager vulnerability
In the last couple of days, Fortinet has released critical security updates for FortiManager, to fix a critical vulnerability that is reportedly being exploited by Chinese threat actors. Security upda ... Read more

-
Help Net Security
87,000+ Fortinet devices still open to attack, are yours among them? (CVE-2024-23113)
Last week, CISA added CVE-2024-23113 – a critical vulnerability that allows unauthenticated remote code/command execution on unpatched Fortinet FortiGate firewalls – to its Known Exploited Vulnerabili ... Read more
The following table lists the changes that have been made to the
CVE-2024-21762
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.
-
Modified Analysis by [email protected]
Nov. 29, 2024
Action Type Old Value New Value Changed CPE Configuration OR *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 1.0.0 up to (excluding) 2.0.14 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.15 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.9 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.2.16 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.4.0 up to (excluding) 6.4.15 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.14 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.7 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 OR *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 1.0.0 up to (excluding) 2.0.14 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.15 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.9 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.0.18 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.2.0 up to (excluding) 6.2.16 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.4.0 up to (excluding) 6.4.15 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.14 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.7 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 -
CVE Modified by af854a3a-2127-422b-91ae-364da2661108
Nov. 21, 2024
Action Type Old Value New Value Added Reference https://fortiguard.com/psirt/FG-IR-24-015 -
CVE Modified by [email protected]
May. 14, 2024
Action Type Old Value New Value -
Initial Analysis by [email protected]
Feb. 13, 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-24-015 No Types Assigned https://fortiguard.com/psirt/FG-IR-24-015 Vendor Advisory Added CPE Configuration OR *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 1.0.0 up to (excluding) 2.0.14 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.15 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.9 *cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.0.0 up to (excluding) 6.2.16 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 6.4.0 up to (excluding) 6.4.15 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.0.0 up to (excluding) 7.0.14 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.2.0 up to (excluding) 7.2.7 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 7.4.0 up to (excluding) 7.4.3 -
CVE CISA KEV Update by 9119a7d8-5eab-497f-8521-727c672e3725
Feb. 10, 2024
Action Type Old Value New Value Added Date Added 2024-02-09 Added Required Action Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable. Added Due Date 2024-02-16 Added Vulnerability Name Fortinet FortiOS Out-of-Bound Write Vulnerability -
CVE Received by [email protected]
Feb. 09, 2024
Action Type Old Value New Value Added Description A out-of-bounds write in Fortinet FortiOS versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.6, 7.0.0 through 7.0.13, 6.4.0 through 6.4.14, 6.2.0 through 6.2.15, 6.0.0 through 6.0.17, FortiProxy versions 7.4.0 through 7.4.2, 7.2.0 through 7.2.8, 7.0.0 through 7.0.14, 2.0.0 through 2.0.13, 1.2.0 through 1.2.13, 1.1.0 through 1.1.6, 1.0.0 through 1.0.7 allows attacker to execute unauthorized code or commands via specifically crafted requests Added Reference Fortinet, Inc. https://fortiguard.com/psirt/FG-IR-24-015 [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
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2024-21762
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-2024-21762
weaknesses.
Exploit Prediction
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.
90.72 }} 86.16%
score
0.99608
percentile