CVE-2021-26103

  1. OpenCVE
  2. Vulnerabilities (CVE)
  3. CVE-2021-26103
An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability.

8.8 /10

CVSS v3 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

5.1 /10

CVSS v2.0 : MEDIUM

V2 Legend

Vector : AV:N/AC:H/Au:N/C:P/I:P/A:P

Exploitability : 4.9 / Impact : 6.4

Access Vector NETWORK

Access Complexity HIGH

Authentication NONE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References
Link Resource
https://fortiguard.com/advisory/FG-IR-20-158 Patch Vendor Advisory
Configurations

Configuration 1 (hide)

OR cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*
History

09 Dec 2021, 21:11

Type Values Removed Values Added
CVSS v2 : unknown
v3 : unknown 		v2 : 5.1
v3 : 8.8
CWE CWE-345
CPE cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:*
cpe:2.3:o:fortinet:fortios:7.0.0:*:*:*:*:*:*:*
References (CONFIRM) https://fortiguard.com/advisory/FG-IR-20-158 - (CONFIRM) https://fortiguard.com/advisory/FG-IR-20-158 - Patch, Vendor Advisory

08 Dec 2021, 13:15

Type Values Removed Values Added
Summary An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability. An insufficient verification of data authenticity vulnerability (CWE-345) in the user interface of FortiProxy verison 2.0.3 and below, 1.2.11 and below and FortiGate verison 7.0.0, 6.4.6 and below, 6.2.9 and below of SSL VPN portal may allow a remote, unauthenticated attacker to conduct a cross-site request forgery (CSRF) attack . Only SSL VPN in web mode or full mode are impacted by this vulnerability.

08 Dec 2021, 12:15

Type Values Removed Values Added
New CVE
Information

Published : 2021-12-08 12:15

Updated : 2023-12-10 14:09

NVD link : CVE-2021-26103

Mitre link : CVE-2021-26103

CVE.ORG link : CVE-2021-26103

JSON object : View

Products Affected

fortinet

  • fortiproxy
  • fortios
CWE
CWE-345

Insufficient Verification of Data Authenticity