National Vulnerability Database

National Vulnerability Database

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    Vulnerabilities Detail

CVE-2016-6909 Detail

Current 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.

Source:  MITRE
View Analysis Description

Impact

CVSS v3.0 Severity and Metrics:

Base Score: 9.8 CRITICAL
Vector: AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H (V3 legend)
Impact Score: 5.9
Exploitability Score: 3.9

Attack Vector (AV): Network
Attack Complexity (AC): Low
Privileges Required (PR): None
User Interaction (UI): None
Scope (S): Unchanged
Confidentiality (C): High
Integrity (I): High
Availability (A): High

CVSS v2.0 Severity and Metrics:

Base Score: 10.0 HIGH
Vector: (AV:N/AC:L/Au:N/C:C/I:C/A:C) (V2 legend)
Impact Subscore: 10.0
Exploitability Subscore: 10.0

Access Vector (AV): Network
Access Complexity (AC): Low
Authentication (AU): None
Confidentiality (C): Complete
Integrity (I): Complete
Availability (A): Complete
Additional Information:
Allows unauthorized disclosure of information
Allows unauthorized modification
Allows disruption of service

References to Advisories, Solutions, and Tools

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Hyperlink 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

Technical Details

Vulnerability Type (View All)

  • Improper Restriction of Operations within the Bounds of a Memory Buffer (CWE-119)

Known Affected Software Configurations Switch to CPE 2.2

Configuration 1 ( hide )
 cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.1.0		Up to (excluding)
4.1.11
 cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.2.0		Up to (excluding)
4.2.13
 cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
From (including)
4.3.0		Up to (excluding)
4.3.9

Configuration 2 ( hide )
 cpe:2.3:o:fortinet:fortiswitch:*:*:*:*:*:*:*:*
     Show Matching CPE(s)
Up to (including)
3.4.2


Change History

3 change records found - show changes

Quick Info

CVE Dictionary Entry:
CVE-2016-6909
NVD Published Date:
08/24/2016
NVD Last Modified:
05/22/2019