Arbitrary File Upload Vulnerability in Idera Up.Time Monitoring Station
CVE-2025-34121

9.3CRITICAL

Key Information:

Vendor

Idera

Vendor
CVE Published:
16 July 2025

Badges

👾 Exploit Exists🟡 Public PoC

What is CVE-2025-34121?

Idera Up.Time Monitoring Station versions up to 7.2 are susceptible to an unauthenticated arbitrary file upload flaw. The vulnerability arises from the wizards/post2file.php script, which improperly processes POST requests, allowing malicious actors to upload specially crafted PHP files directly into the webroot. This exploit can facilitate remote code execution with the privileges of the web server user, posing a significant security risk to the affected system.

Affected Version(s)

Up.Time Monitoring Station * <= 7.2

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.

References

CVSS V4

Score:
9.3
Severity:
CRITICAL
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Attack Required:
None
Privileges Required:
Undefined
User Interaction:
None

Timeline

  • 🟡

    Public PoC available

  • 👾

    Exploit known to exist

  • Vulnerability published

  • Vulnerability Reserved

Credit

Denis Andzakovic of Security-Assessment.com
.
CVE-2025-34121 : Arbitrary File Upload Vulnerability in Idera Up.Time Monitoring Station