fortinet fortiweb CVE-2021-36193 vulnerability in Fortinet Products
Published on February 2, 2022

Multiple stack-based buffer overflows in the command line interpreter of FortiWeb before 6.4.2 may allow an authenticated attacker to achieve arbitrary code execution via specially crafted commands.

NVD

Vulnerability Analysis

CVE-2021-36193 can be exploited with local system access, and requires user privileges. This vulnerability is considered to have a low attack complexity. The potential impact of an exploit of this vulnerability is considered to be very high.

Attack Vector:
LOCAL
Attack Complexity:
LOW
Privileges Required:
HIGH
User Interaction:
NONE
Scope:
UNCHANGED
Confidentiality Impact:
HIGH
Integrity Impact:
HIGH
Availability Impact:
HIGH

Weakness Type

What is a Stack Overflow Vulnerability?

A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function).

CVE-2021-36193 has been classified to as a Stack Overflow vulnerability or weakness.


Products Associated with CVE-2021-36193

You can be notified by email with stack.watch whenever vulnerabilities like CVE-2021-36193 are published in these products:

Fortinet FortiWeb
 
Fortinet Fortiadc
 
Fortinet Fortimail
 
Fortinet Fortiddos
 
Fortinet Fortiddos F
 
Fortinet Fortivoice
 
Fortinet Fortirecorder
 
Fortinet Fortindr
 

Affected Versions

Fortinet FortiFone: Fortinet FortiADC: Fortinet FortiMail: Fortinet FortiDDoS: Fortinet FortiDDoS-F: Fortinet FortiVoice: Fortinet FortiDDoS-CM: Fortinet FortiWeb: Fortinet FortiRecorder: Fortinet FortiNDR:

Exploit Probability

EPSS
0.50%
Percentile
65.32%

EPSS (Exploit Prediction Scoring System) scores estimate the probability that a vulnerability will be exploited in the wild within the next 30 days. The percentile shows you how this score compares to all other vulnerabilities.