Server-Side Template Injection Vulnerability in Hyland Alfresco Community Edition
CVE-2023-49964

8.8HIGH

Key Information:

Vendor

Hyland

Status
Alfresco Content Services
Vendor
CVE Published:
11 December 2023

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 34%

What is CVE-2023-49964?

A vulnerability found in Hyland's Alfresco Community Edition allows attackers to exploit the folder.get.html.ftl file, leading to server-side template injection (SSTI). This can permit unauthorized access to FreeMarker exposed objects, enabling attackers to bypass certain restrictions and execute arbitrary code remotely. This issue arose due to an incomplete prior fix related to CVE-2020-12873, emphasizing the need for users to be vigilant and implement patches as soon as they are available.

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-2023-49964
Created by mbadanoiu

References

https://www.alfresco.com/products/community/download
https://github.com/mbadanoiu/CVE-2023-49964

EPSS Score

34% 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

  • Vulnerability published

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability Reserved

.