Arbitrary Code Execution Vulnerability in Wazuh API
CVE-2021-26814

8.8HIGH

Key Information:

Vendor

Wazuh

Status
Wazuh
Vendor
CVE Published:
6 March 2021

Badges

👾 Exploit Exists🟡 Public PoC🟣 EPSS 64%

What is CVE-2021-26814?

The Wazuh API, versions 4.0.0 through 4.0.3, is susceptible to arbitrary code execution due to inadequate input validation on the /manager/files endpoint. Authenticated users may exploit this vulnerability to execute malicious code with elevated privileges. This can lead to severe security risks within the application, allowing for potential unauthorized access and manipulation of the system.

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-2021-26814
Created by WickdDavid

CVE-2021-26814
Created by CYS4srl

Internet-Security-Project---CVE-2021-26814
Created by paolorabbito

References

https://documentation.wazuh.com/4.0/release-notes/release...
x_refsource_MISC
https://github.com/wazuh/wazuh/releases/tag/v4.0.4
x_refsource_MISC

EPSS Score

64% 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

.