Attacker Value
Low
(1 user assessed)
Exploitability
Very High
(1 user assessed)
User Interaction
None
Privileges Required
None
Attack Vector
Network
1

CVE-2020-28872

Disclosure Date: April 12, 2021 •
CVE-2020-28872 CVSS v3 Base Score: 9.8
Add MITRE ATT&CK tactics and techniques that apply to this CVE.
Initial Access
Techniques
Validation
Validated

Description

An authorization bypass vulnerability in Monitorr v1.7.6m in Monitorr/assets/config/_installation/_register.php allows an unauthorized person to create valid credentials.

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2
Ratings
  • Attacker Value
    Low
  • Exploitability
    Very High
Easy to weaponizeGives privileged accessUnauthenticatedVulnerable in default configurationNo useful access
Technical Analysis

This gives the ability to create an administrator account while being unauthenticated. The admin account is rather useless because all other vulnerabilities (unrestricted file upload, information leakage) are unauthenticated too so and admin account is not required.

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CVSS V3 Severity and Metrics
Base Score:
9.8 Critical
Impact Score:
5.9
Exploitability Score:
3.9
Vector:
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector (AV):
Network
Attack Complexity (AC):
Low
Privileges Required (PR):
None
User Interaction (UI):
None
Scope (S):
Unchanged
Confidentiality (C):
High
Integrity (I):
High
Availability (A):
High

General Information

Offensive Application
Unknown
Utility Class
Unknown
Ports
Unknown
OS
Unknown
Vulnerable Versions
n/a
Prerequisites
Unknown
Discovered By
Unknown
PoC Author
Unknown
Metasploit Module
Unknown
Reporter
Unknown

Vendors

  • monitorr

Products

  • monitorr 1.7.6m
Technical Analysis