THREATPORT/VULNERABILITY/CVE-2025-50404
MEDIUM SEVERITY

CVE-2025-50404

Rx 1500 Firmware vulnerability

CVSS
5.3
EPSS
6.6%
EPSS pct
93th
Exploited
No known
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.
Affected vendor
Intelbras
Affected product
Rx 1500 Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:L/A:N
Weakness type (CWE)
  • CWE-190 — Integer Overflow or Wraparound
Published
2025-07-01

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to low impact to integrity.

Its EPSS score of 6.6% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2025-50404

  • Confirm whether Intelbras Rx 1500 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2025-50404.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2025-50404

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2025-50404 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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Are you exposed to CVE-2025-50404?

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