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Findings

CVE-2010-5330

Ubiquiti AirOS Command Injection Vulnerability

Published Jun 11, 2019 · updated Jun 16, 2026 · ui airos

On certain Ubiquiti devices, Command Injection exists via a GET request to stainfo.cgi (aka Show AP info) because the ifname variable is not sanitized, as demonstrated by shell metacharacters. The fixed version is v4.0.1 for 802.11 ISP products, v5.3.5 for AirMax ISP products, and v5.4.5 for AirSync firmware. For example, Nanostation5 (Air OS) is affected.

Timeline

Detection, updates, and resolution for this record.

  1. Jun 11, 2019 · Catalog

    Detected

    On certain Ubiquiti devices, Command Injection exists via a GET request to stainfo.cgi (aka Show AP info) because the ifname variable is not sanitized, as demonstrated by shell metacharacters. The fixed version is v4.0.1 for 802.11 ISP products, v5.3.5 for AirMax ISP products, and v5.4.5 for AirSync firmware. For example, Nanostation5 (Air OS) is affected.

  2. Apr 15, 2022 · CISA KEV

    Known exploited

    Apply updates per vendor instructions.

  3. May 6, 2022 · CISA KEV

    Remediation due

    Apply updates per vendor instructions.

  4. Jun 16, 2026 · Catalog

    Updated

    On certain Ubiquiti devices, Command Injection exists via a GET request to stainfo.cgi (aka Show AP info) because the ifname variable is not sanitized, as demonstrated by shell metacharacters. The fixed version is v4.0.1 for 802.11 ISP products, v5.3.5 for AirMax ISP products, and v5.4.5 for AirSync firmware. For example, Nanostation5 (Air OS) is affected.

Required action

Apply updates per vendor instructions.

CISA due date May 6, 2022

Affected

  • cpe ui/airosversion unspecified
  • vendor Ubiquiti AirOSversion unspecified

Sources

  • CISA KEVCVE-2010-5330

    Certain Ubiquiti devices contain a command injection vulnerability via a GET request to stainfo.cgi.

    cisa.gov
  • CVE.orgCVE-2010-5330

    Official CVE identifier

    cve.org
  • FIRST EPSSCVE-2010-5330

    30-day exploitation probability 39.4%

    first.org
  • NIST NVDCVE-2010-5330

    On certain Ubiquiti devices, Command Injection exists via a GET request to stainfo.cgi (aka Show AP info) because the ifname variable is not sanitized, as demonstrated by shell metacharacters. The fixed version is v4.0.1 for 802.11 ISP products, v5.3.5 for AirMax ISP products, an

    nvd.nist.gov

References