CVE-2021-36171

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

The use of a cryptographically weak pseudo-random number generator in the password reset feature of FortiPortal before 6.0.6 may allow a remote unauthenticated attacker to predict parts of or the whole newly generated password within a given time frame.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness enumeration

CWE-338

Affected software

No affected versions have been published.

Timeline

Published
Mar 1, 2022
Last modified
Jun 17, 2026
NVD status
Modified

Related CVEs from 2021

CVE-2021-361728.1An improper restriction of XML external entity reference vulnerability in the parser of XML responses of FortiPortal before 6.0.6 may allow CVE-2021-361738.8A heap-based buffer overflow in the firmware signature verification function of FortiOS versions 7.0.1, 7.0.0, 6.4.0 through 6.4.6, 6.2.0 thCVE-2021-361747.5A memory allocation with excessive size value vulnerability in the license verification function of FortiPortal before 6.0.6 may allow an atCVE-2021-361755.4An improper neutralization of input vulnerability [CWE-79] in FortiWebManager versions 6.2.3 and below, 6.0.2 and below may allow a remote aCVE-2021-361766.1Multiple uncontrolled resource consumption vulnerabilities in the web interface of FortiPortal before 6.0.6 may allow a single low-privilegeCVE-2021-361774.3An improper access control vulnerability [CWE-284] in FortiAuthenticator HA service 6.3.2 and below, 6.2.x, 6.1.x, 6.0.x may allow an attackCVE-2021-361786.5A insufficiently protected credentials in Fortinet FortiSDNConnector version 1.1.7 and below allows attacker to disclose third-party devicesCVE-2021-361798.8A stack-based buffer overflow in Fortinet FortiWeb version 6.3.14 and below, 6.2.4 and below allows attacker to execute unauthorized code orCVE-2021-36187.4ALPACA is an application layer protocol content confusion attack, exploiting TLS servers implementing different protocols but using compatibCVE-2021-361808.8Multiple improper neutralization of special elements used in a command vulnerabilities [CWE-77] in FortiWeb management interface 6.4.1 and bCVE-2021-361813.1A concurrent execution using shared resource with improper Synchronization vulnerability ('Race Condition') in the customer database interfaCVE-2021-361828.8A Improper neutralization of special elements used in a command ('Command Injection') in Fortinet FortiWeb version 6.3.13 and below allows a
CVE-2021-36171: High severity, CVSS 8.1 | Vulnix