CVE-2021-43206

MediumCVSS 4.3/10Last modified Jun 17, 2026

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.

Metrics

CVSS 3.1 4.3/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N

Weakness enumeration

CWE-209

Affected software

No affected versions have been published.

Timeline

Published
May 4, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-432077.8Windows Common Log File System Driver Elevation of Privilege VulnerabilityCVE-2021-432087.83D Viewer Remote Code Execution VulnerabilityCVE-2021-432097.83D Viewer Remote Code Execution VulnerabilityCVE-2021-43214.3Policy bypass in Blink in Google Chrome prior to 91.0.4472.77 allowed a remote attacker to bypass content security policy via a crafted HTMLCVE-2021-432115.5Windows 10 Update Assistant Elevation of Privilege VulnerabilityCVE-2021-432149.8Web Media Extensions Remote Code Execution VulnerabilityCVE-2021-432159.8iSNS Server Memory Corruption Vulnerability Can Lead to Remote Code ExecutionCVE-2021-432166.5Microsoft Local Security Authority (LSA) Server Information Disclosure VulnerabilityCVE-2021-432179.8Windows Encrypting File System (EFS) Remote Code Execution VulnerabilityCVE-2021-432197.5DirectX Graphics Kernel File Denial of Service VulnerabilityCVE-2021-43228.8Use after free in DevTools in Google Chrome prior to 91.0.4472.77 allowed an attacker who convinced a user to install a malicious extension CVE-2021-432203.1Microsoft Edge for iOS Spoofing Vulnerability
CVE-2021-43206: Medium severity, CVSS 4.3 | Vulnix