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Actively exploited

CVE-2019-11001 Reolink Multiple IP Cameras OS Command Injection Vulnerability

Reolink RLC-410W, C1 Pro, C2 Pro, RLC-422W, and RLC-511W IP cameras contain an authenticated OS command injection vulnerability. This vulnerability allows an authenticated admin to use the "TestEmail" functionality to inject and run OS commands as root.

From the CISA KEV catalogue version 2026.11.06, with Cybergen analysis. Updated 6 Nov 2026.

Our Assessment

Should You Worry?

Patch urgentlyCybergen assessment
  • CISA confirmed exploitation in the wild and added it to the Known Exploited Vulnerabilities catalogue on 18 Dec 2024.
  • Rated High severity (CVSS 7.2, scored by CISA).
  • It has been in the catalogue for 688 days. Systems still unpatched now have almost certainly been scanned for it.
The Vulnerability

What It Is

On Reolink RLC-410W, C1 Pro, C2 Pro, RLC-422W, and RLC-511W devices through 1.0.227, an authenticated admin can use the "TestEmail" functionality to inject and run OS commands as root, as demonstrated by shell metacharacters in the addr1 field.

From Watch to Action

What To Do Now

  1. 1

    Find it

    Search your asset inventory and external attack surface for Reolink Multiple IP Cameras. Include cloud images, appliances and anything a supplier runs for you.

    Attack Surface Management
  2. 2

    Fix it

    The impacted product could be end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue product utilization if a current mitigation is unavailable.

    Vulnerability Management
  3. 3

    Hunt for compromise

    If an affected system was reachable before you patched, assume it may have been hit. Check logs, new accounts, web shells and outbound connections from the date of exposure.

    Incident Response
  4. 4

    Prove it is fixed

    Rescan or test the system after patching. Upgrades that fail silently and forgotten secondary instances are common.

    Penetration Testing

Vendor Advisories

Regulation

The Compliance Clock

Cyber EssentialsRated high, so if it affects devices in your Cyber Essentials scope, the update must be installed within 14 days of the vendor releasing it.NIS2If exploitation causes a significant incident, essential and important entities owe their CSIRT an early warning within 24 hours and a notification within 72 hours.DORAFinancial entities must classify ICT incidents and send an initial notification for a major incident within strict deadlines, with exploited flaws a common cause.US federal (BOD 22-01)Federal civilian agencies had until 8 Jan 2025 to remediate. A sensible benchmark for everyone else.

General guidance, not legal advice. Your obligations depend on your sector, scope and jurisdiction.

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CVE-2021-40407Reolink RLC-410W IP Camera OS Command Injection Vulnerability Added 18 Dec 2024

All 2 exploited Reolink vulnerabilities

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Evidence

Sources

  1. CISA Known Exploited Vulnerabilities catalogue
  2. NVD: CVE-2019-11001
  3. CVE record: CVE-2019-11001
  4. FIRST EPSS
  5. reolink.com/product-eol/
  6. reolink.com/download-center/
  7. vdoo.com/blog/working-with-the-community-%E2%80%93-significant-vulnerabilities-in-reolink-cameras/
  8. github.com/mcw0/PoC/blob/master/Reolink-IPC-RCE.py