Remote Code Execution Vulnerability in LimeSurvey by LimeSurvey Development Team
CVE-2021-44967

8.8HIGH

Key Information:

Vendor

Limesurvey

Status
Limesurvey
Vendor
CVE Published:
24 February 2022

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 68%

What is CVE-2021-44967?

A vulnerability exists in LimeSurvey 5.2.4 that permits remote code execution via the plugin upload and installation process. Attackers can exploit this weakness to upload arbitrary PHP code files, potentially compromising the integrity and security of the affected installation. This vulnerability highlights the importance of securing upload functionalities and ensuring that only authenticated users can perform such actions.

Exploit Proof of Concept (PoC)

PoC code is written by security researchers to demonstrate the vulnerability can be exploited. PoC code is also a key component for weaponization which could lead to ransomware.

CVE-2021-44967
Created by godylockz

CVE-2021-44967
Created by monke443

LimeSurvey-RCE
Created by D3Ext

References

https://www.exploit-db.com/exploits/50573
https://github.com/Y1LD1R1M-1337/Limesurvey-RCE
https://www.limesurvey.org/manual/Plugins_-_advanced

EPSS Score

68% chance of being exploited in the next 30 days.

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
Low
User Interaction:
None
Scope:
Unchanged

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

.