Vulnary
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Critical· 9.3

CVE-2026-3356

The MS27102A Remote Spectrum Monitor has a design flaw that lets anyone access its management interface without authentication. Because the device never offers a way to enable login, attackers can read or change settings freely. This flaw is critical because it gives full control over the device.

publishedMar 31, 2026
last modifiedJul 24, 2026
sourcesNVD
severity · cvss
9.3
critical · how bad it is
exploitation · epss
<1%
31th percentile · chance of exploitation in 30 days
(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →
auto-deletes from the system
counting…on Sep 7, 2026

No official fix yet. If none appears within 45 days of first tracking, this entry is removed automatically.

01

Who is affected

MS27102A Remote Spectrum Monitor devices (used in wireless spectrum monitoring).

02

Real-world impact

An attacker who can reach the device can view and modify its configuration, potentially disrupting spectrum monitoring, redirecting traffic, or using the device for malicious purposes.

03

Why this severity

The CVSS score of 9.3 reflects that the vulnerability has high confidentiality, integrity, and availability impact, requires no authentication, and can be exploited remotely with no user interaction.

04

What to do about it

no official fix yet

No official fix or mitigation is documented in the sources yet. Monitor the vendor advisory and apply the patch as soon as it is released.

No fix documented in sources

05

Timeline

  1. Mar 31, 2026 · Mar 31, 2026
    Published
    Disclosed and added to the National Vulnerability Database.
  2. Jul 24, 2026 · 12d ago
    Advisory updated
    The NVD record was last revised.
06

How it’s attacked

Attack vectorNetwork (remote)
Attack complexityLow
Attack requirementsNone
Privileges requiredNone
User interactionNone needed
Confidentiality impactHigh
Integrity impactHigh
Availability impactHigh
07

References & advisories

(ai-assisted) A model wrote this summary from the official data, so double-check it against the source before you act on it. Read the official advisory →