How severe is CVE-2021-36313?

CVE-2021-36313 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-36313 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-36313?

CVE-2021-36313 affects Dell Cloudlink. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2021-36313?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.

When was CVE-2021-36313 published?

CVE-2021-36313 was published on 2021-11-23 and last updated on 2026-06-17.

CVE-2021-36313

CVE-2021-36313 is a critical-severity vulnerability in Dell Cloudlink with a CVSS 3.x base score of 9.1. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.1)
CVSS v2: 9.0
EPSS exploit prediction: 2% (79th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-78
Affected product: Dell Cloudlink
Published: 2021-11-23
Last modified: 2026-06-17

Description

Dell EMC CloudLink 7.1 and all prior versions contain an OS command injection Vulnerability. A remote high privileged attacker, may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application. Exploitation may lead to a system take over by an attacker. This vulnerability is considered critical as it may be leveraged to completely compromise the vulnerable application as well as the underlying operating system. Dell recommends customers to upgrade at the earliest opportunity.

Frequently asked questions

What is CVE-2021-36313?: Dell EMC CloudLink 7.1 and all prior versions contain an OS command injection Vulnerability. A remote high privileged attacker, may potentially exploit this vulnerability, leading to the execution of arbitrary OS commands on the application's underlying OS, with the privileges of the vulnerable application. Exploitation may lead to a system take over by an attacker. This vulnerability is considered critical as it may be leveraged to completely compromise the vulnerable application as well as the underlying operating system. Dell recommends customers to upgrade at the earliest opportunity.
How severe is CVE-2021-36313?: CVE-2021-36313 has a CVSS 3.x base score of 9.1, rated critical severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-36313 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (79th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-36313?: CVE-2021-36313 affects Dell Cloudlink. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2021-36313?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
When was CVE-2021-36313 published?: CVE-2021-36313 was published on 2021-11-23 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/en-us/000193031/https-dellservices-lightning-force-com-one-one-app

Affected products (1)

cpe:2.3:a:dell:cloudlink:*:*:*:*:*:*:*:*

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