CVE-2021-43206

CVSS V2 Medium 4.3 CVSS V3 Medium 4.3
Description
A server-generated error message containing sensitive information in Fortinet FortiOS 7.0.0 through 7.0.3, 6.4.0 through 6.4.8, 6.2.x, 6.0.x and FortiProxy 7.0.0 through 7.0.1, 2.0.x allows malicious webservers to retrieve a web proxy's client username and IP via same origin HTTP requests triggering proxy-generated HTTP status codes pages.
Overview
  • CVE ID
  • CVE-2021-43206
  • Assigner
  • psirt@fortinet.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2022-05-04T16:15:08
  • Last Modified Date
  • 2022-05-13T02:49:11
Weakness Enumerations
CWE URL
CWE-209 http://cwe.mitre.org/data/definitions/209.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* 1 OR 2.0.0 2.0.9
cpe:2.3:a:fortinet:fortiproxy:*:*:*:*:*:*:*:* 1 OR 7.0.0 7.0.2
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* 1 OR 5.6.0 6.0.14
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* 1 OR 6.2.0 6.2.10
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* 1 OR 6.4.0 6.4.8
cpe:2.3:o:fortinet:fortios:*:*:*:*:*:*:*:* 1 OR 7.0.0 7.0.4
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:P/I:N/A:N
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • PARTIAL
  • Integrity Impact
  • NONE
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • REQUIRED
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • LOW
  • Availability Impact
  • NONE
  • Base Score
  • 4.3
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.8
  • Impact Score
  • 1.4
References
Reference URL Reference Tags
https://fortiguard.com/psirt/FG-IR-21-231
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-43206
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-43206
History
Created Old Value New Value Data Type Notes
2022-05-08 06:19:12 Added to TrackCVE