9.8
CRITICAL
CVE-2016-6909
Fortinet FortiOS and FortiSwitch Cookie Buffer Overflow
Description

Buffer overflow in the Cookie parser in Fortinet FortiOS 4.x before 4.1.11, 4.2.x before 4.2.13, and 4.3.x before 4.3.9 and FortiSwitch before 3.4.3 allows remote attackers to execute arbitrary code via a crafted HTTP request, aka EGREGIOUSBLUNDER.

INFO

Published Date :

Aug. 24, 2016, 4:30 p.m.

Last Modified :

Nov. 21, 2024, 2:57 a.m.

Remotely Exploitable :

Yes !

Impact Score :

5.9

Exploitability Score :

3.9
Affected Products

The following products are affected by CVE-2016-6909 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 fortiswitch
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-2016-6909.

URL Resource
http://fortiguard.com/advisory/FG-IR-16-023 Vendor Advisory
http://packetstormsecurity.com/files/138387/EGREGIOUSBLUNDER-Fortigate-Remote-Code-Execution.html Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/92523 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036643 Third Party Advisory VDB Entry
https://musalbas.com/2016/08/16/equation-group-firewall-operations-catalogue.html Third Party Advisory
https://www.exploit-db.com/exploits/40276/ Exploit Third Party Advisory VDB Entry
http://fortiguard.com/advisory/FG-IR-16-023 Vendor Advisory
http://packetstormsecurity.com/files/138387/EGREGIOUSBLUNDER-Fortigate-Remote-Code-Execution.html Exploit Third Party Advisory VDB Entry
http://www.securityfocus.com/bid/92523 Third Party Advisory VDB Entry
http://www.securitytracker.com/id/1036643 Third Party Advisory VDB Entry
https://musalbas.com/2016/08/16/equation-group-firewall-operations-catalogue.html Third Party Advisory
https://www.exploit-db.com/exploits/40276/ Exploit Third Party Advisory VDB Entry

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).

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

The following list is the news that have been mention CVE-2016-6909 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2016-6909 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://fortiguard.com/advisory/FG-IR-16-023
    Added Reference http://packetstormsecurity.com/files/138387/EGREGIOUSBLUNDER-Fortigate-Remote-Code-Execution.html
    Added Reference http://www.securityfocus.com/bid/92523
    Added Reference http://www.securitytracker.com/id/1036643
    Added Reference https://musalbas.com/2016/08/16/equation-group-firewall-operations-catalogue.html
    Added Reference https://www.exploit-db.com/exploits/40276/
  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • Reanalysis by [email protected]

    May. 22, 2019

    Action Type Old Value New Value
    Changed CPE Configuration OR *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions up to (including) 4.1.10 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions up to (including) 4.2.12 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions up to (including) 4.3.8 OR *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 4.1.0 up to (excluding) 4.1.11 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 4.2.0 up to (excluding) 4.2.13 *cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* versions from (including) 4.3.0 up to (excluding) 4.3.9
  • CVE Translated by [email protected]

    Aug. 25, 2016

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

    Aug. 24, 2016

    Action Type Old Value New Value
    Added CPE Configuration Configuration 1 OR *cpe:2.3:o:fortinet:fortios:4.2.12:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:fortinet:fortios:4.1.10:*:*:*:*:*:*:* (and previous) *cpe:2.3:o:fortinet:fortios:4.3.8:*:*:*:*:*:*:* (and previous) Configuration 2 OR *cpe:2.3:o:fortinet:fortiswitch:3.4.2:*:*:*:*:*:*:* (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://musalbas.com/2016/08/16/equation-group-firewall-operations-catalogue.html No Types Assigned https://musalbas.com/2016/08/16/equation-group-firewall-operations-catalogue.html Third Party Advisory
    Changed Reference Type https://www.exploit-db.com/exploits/40276/ No Types Assigned https://www.exploit-db.com/exploits/40276/ Third Party Advisory, VDB Entry, Exploit
    Changed Reference Type http://fortiguard.com/advisory/FG-IR-16-023 No Types Assigned http://fortiguard.com/advisory/FG-IR-16-023 Vendor Advisory
    Changed Reference Type http://packetstormsecurity.com/files/138387/EGREGIOUSBLUNDER-Fortigate-Remote-Code-Execution.html No Types Assigned http://packetstormsecurity.com/files/138387/EGREGIOUSBLUNDER-Fortigate-Remote-Code-Execution.html Third Party Advisory, VDB Entry, Exploit
    Changed Reference Type http://www.securityfocus.com/bid/92523 No Types Assigned http://www.securityfocus.com/bid/92523 Third Party Advisory, VDB Entry
    Changed Reference Type http://www.securitytracker.com/id/1036643 No Types Assigned http://www.securitytracker.com/id/1036643 Third Party Advisory, VDB Entry
    Added CWE CWE-119
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.
Exploit Prediction

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

87.47 }} -8.72%

score

0.98892

percentile

CVSS30 - Vulnerability Scoring System
Attack Vector
Attack Complexity
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Scope
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