How severe is CVE-2021-21596?

CVE-2021-21596 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2021-21596 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2021-21596?

CVE-2021-21596 primarily affects Dell Openmanage Enterprise. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.

How do I fix CVE-2021-21596?

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-2021-21596 published?

CVE-2021-21596 was published on 2021-08-09 and last updated on 2026-06-17.

CVE-2021-21596

CVE-2021-21596 is a critical-severity vulnerability in Dell Openmanage Enterprise with a CVSS 3.x base score of 9.6. 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-200.

Key facts

Severity: Critical (CVSS 3.x base score 9.6)
CVSS v2: 5.8
EPSS exploit prediction: 1% (51st percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-200
Affected product: Dell Openmanage Enterprise
Published: 2021-08-09
Last modified: 2026-06-17

Description

Dell OpenManage Enterprise versions 3.4 through 3.6.1 and Dell OpenManage Enterprise Modular versions 1.20.00 through 1.30.00, contain a remote code execution vulnerability. A malicious attacker with access to the immediate subnet may potentially exploit this vulnerability leading to information disclosure and a possible elevation of privileges.

Frequently asked questions

What is CVE-2021-21596?: Dell OpenManage Enterprise versions 3.4 through 3.6.1 and Dell OpenManage Enterprise Modular versions 1.20.00 through 1.30.00, contain a remote code execution vulnerability. A malicious attacker with access to the immediate subnet may potentially exploit this vulnerability leading to information disclosure and a possible elevation of privileges.
How severe is CVE-2021-21596?: CVE-2021-21596 has a CVSS 3.x base score of 9.6, rated critical severity. It is exploitable over an adjacent network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2021-21596 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (51st percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2021-21596?: CVE-2021-21596 primarily affects Dell Openmanage Enterprise. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2021-21596?: 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-2021-21596 published?: CVE-2021-21596 was published on 2021-08-09 and last updated on 2026-06-17.

References

https://www.dell.com/support/kbdoc/000189673

Affected products (2)

cpe:2.3:a:dell:openmanage_enterprise:*:*:*:*:*:*:*:*
cpe:2.3:a:dell:openmanage_enterprise-modular:*:*:*:*:*:*:*:*

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