What is the CVSS score of EUVD-2025-20529?

EUVD-2025-20529 has a CVSS 3.1 base score of 5.3 (Medium). CVSS vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N. EPSS exploitation probability: 0.1%.

Which versions of Rx 1500 Firmware are affected by EUVD-2025-20529?

Organizations using Intelbras RX1500 Router v2.2.17 and before should be aware of moderate risk from CVE-2025-50404, a integer overflow vulnerability rated CVSS 5.3.

Is there a public PoC exploit available for EUVD-2025-20529?

Yes, a public proof-of-concept exploit is available for EUVD-2025-20529. Prioritise patching immediately. EPSS: 0.1%.

How to fix or mitigate EUVD-2025-20529?

Within 30 days: Identify affected systems and apply vendor patches as part of regular patch cycle. Monitor vendor channels for patch availability.

Rx 1500 Firmware EUVD-2025-20529

| CVE-2025-50404 MEDIUM

Integer Overflow or Wraparound (CWE-190)

2025-07-01 cve@mitre.org

Buffer Overflow Integer Overflow Rx 1500 Firmware

5.3

CVSS 3.1 · NVD

Severity by source

NVD PRIMARY

5.3 MEDIUM

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Primary rating from NVD · only source for this CVE.

CVSS VectorNVD

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

Low

Availability

None

Lifecycle Timeline

EUVD ID Assigned

Mar 16, 2026 - 01:42 euvd

EUVD-2025-20529

Analysis Generated

Mar 16, 2026 - 01:42 vuln.today

PoC Detected

Aug 20, 2025 - 17:05 vuln.today

Public exploit code

CVE Published

Jul 01, 2025 - 15:15 nvd

MEDIUM 5.3

DescriptionCVE.org

Intelbras RX1500 Router v2.2.17 and before is vulnerable to Integer Overflow. The websReadEvent function incorrectly uses the int type when processing the "command" field of the http header, causing the array to cross the boundary and overwrite other fields in the array.

Analysis

Technical ContextAI

An integer overflow occurs when an arithmetic operation produces a value that exceeds the maximum (or minimum) size of the integer type used to store it. This vulnerability is classified as Integer Overflow or Wraparound (CWE-190).