CVE-2021-41526

MindManager Local Privilege Escalation

Severity Score

7.8

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

Track*

*SSVC

Descriptions

A vulnerability has been reported in the windows installer (MSI) built with InstallScript custom action. This vulnerability may allow privilege escalation when invoked ‘repair’ of the MSI which has an InstallScript custom action.

MindManager suffers from a local privilege escalation vulnerability via MSI installer Repair Mode.

*Credits: N/A

CVSS Scores

NISTv3.1 7.8

Attack Vector

Local

Attack Complexity

Low

Privileges Required

Low

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

* Common Vulnerability Scoring System

SSVC

Decision:Track*

Exploitation

None

Automatable

Tech. Impact

Total

* Organization's Worst-case Scenario

Timeline

2021-09-20 CVE Reserved
2023-03-29 CVE Published
2024-04-19 First Exploit
2024-08-04 CVE Updated
2024-10-19 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CAPEC

References (4)

URL	Tag	Source
http://seclists.org/fulldisclosure/2024/Apr/24	Mailing List
https://github.com/mandiant/Vulnerability-Disclosures/blob/master/MNDT-2021-0011/MNDT-2021-0011.md	Third Party Advisory

URL	Date	SRC
https://github.com/pawlokk/mindmanager-poc	2024-04-19

URL	Date	SRC

URL	Date	SRC
https://community.flexera.com/t5/InstallShield-Knowledge-Base/CVE-2021-41526-Privilege-escalation-vulnerability-during-MSI/ta-p/218137/jump-to/first-unread-message	2024-04-19

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Flexera Search vendor "Flexera"		Revenera Installshield Search vendor "Flexera" for product "Revenera Installshield"				< 2021 Search vendor "Flexera" for product "Revenera Installshield" and version " < 2021"		windows		Affected
Flexera Search vendor "Flexera"		Revenera Installshield Search vendor "Flexera" for product "Revenera Installshield"				2021 Search vendor "Flexera" for product "Revenera Installshield" and version "2021"		windows		Affected
Flexera Search vendor "Flexera"		Revenera Installshield Search vendor "Flexera" for product "Revenera Installshield"				2021 Search vendor "Flexera" for product "Revenera Installshield" and version "2021"		r1, windows		Affected