My Cloud Ex2 Ultra Firmware vulnerabilitiesRanked by how likely they are to be used.

Product8 versions
The short answer

My Cloud Ex2 Ultra Firmware is made by Westerndigital. We track 10 published vulnerabilities in it, across 8 versions. None of them is on the list of flaws known to be exploited today. If you run My Cloud Ex2 Ultra Firmware, keep it on a version the vendor still supports.

See the riskiest flaws

We keep watching the known-exploited list.

Known exploited

Which My Cloud Ex2 Ultra Firmware vulnerabilities are being exploited?

This is the list that matters most: flaws criminals are using now.

None of My Cloud Ex2 Ultra Firmware's published vulnerabilities is on the list of flaws known to be exploited today. We keep watching that list.

Exploit likelihood

Which My Cloud Ex2 Ultra Firmware flaws are most likely to be used?

Ranked by the latest exploit-likelihood forecast: the chance each flaw is used in an attack in the next 30 days. A high severity score on its own doesn't tell you that. Flaws shared by many other makers' products are left out.

50% or more10% to 49%Under 10%
  1. 36%

    A vulnerability in the FTP service of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to read and write arbitrary files.

    CVSS9.8Published26 Jan 2023
  2. 2.7%

    The combination of primitives offered by SMB and AFP in their default configuration allows the arbitrary writing of files.

    CVSS10.0Published25 Mar 2022
  3. 2.3%

    Western Digital My Cloud, My Cloud Mirror Gen2, My Cloud EX2 Ultra, My Cloud EX2100, My Cloud EX4100, My Cloud DL2100, My Cloud DL4100, My Cloud PR2100 and My Cloud PR4100 firmware before 2.31.174 is affected by an...

    CVSS9.8Published24 Apr 2019
  4. 1.2%

    A command injection vulnerability in the DDNS service configuration of Western Digital My Cloud OS 5 devices running firmware versions prior to 5.26.119 allows an attacker to execute code in the context of the root user.

    CVSS9.8Published26 Jan 2023
  5. 0.8%

    An uncontrolled resource consumption vulnerability issue that could arise by sending crafted requests to a service to consume a large amount of memory, eventually resulting in the service being stopped and restarted...

    CVSS4.9Published5 Feb 2024
  6. 0.6%

    Western Digital My Cloud, My Cloud Home, My Cloud Home Duo, and SanDisk ibi devices were vulnerable to an impersonation attack that could allow an unauthenticated attacker to gain access to user data.

    CVSS7.5Published12 Jun 2023
  7. 0.4%

    Western Digital My Cloud devices are vulnerable to a cross side scripting vulnerability that can allow a malicious user with elevated privileges access to drives being backed up to construct and inject JavaScript...

    CVSS4.8Published25 Jul 2022
  8. 0.2%

    Server-side request forgery (SSRF) vulnerability that could allow a rogue server on the local network to modify its URL using another DNS address to point back to the loopback adapter.

    CVSS5.5Published5 Feb 2024
  9. 0.2%

    The Western Digital My Cloud Web App [https://os5.mycloud.com/] uses a weak SSLContext when attempting to configure port forwarding rules.

    CVSS7.8Published25 Jul 2022
Precursor Intelligence

Running My Cloud Ex2 Ultra Firmware? We'll keep checking.

Looking flaws up one at a time doesn't scale. Tell us what you run once, and we tell you which flaws matter to you, in what order, and keep watching for new ones.

  1. Tell us what you runPick your software from a list, or let us work it out from your website.
  2. We match it to every flawOver 400,000 published flaws, checked against your list.
  3. Ranked by real-world riskA 0 to 100 score, led by evidence criminals are using it.
  4. Told as soon as we knowAn alert by email, in the app or by webhook to your own tools.

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FAQ

Common questions, answered plainly.

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We track 10 published vulnerabilities listed under the name My Cloud Ex2 Ultra Firmware, across 8 versions.

None of My Cloud Ex2 Ultra Firmware's vulnerabilities is on the list of flaws known to be exploited today.

Create a Precursor Intelligence account and track My Cloud Ex2 Ultra Firmware. We match it against every published flaw, give each one a risk score from 0 to 100 and keep watching, so you hear about new ones as soon as we know, by email, in the app or by webhook.