CVE-2021-21524
CVE-2021-21524 is a critical-severity vulnerability in Dell Storage Monitoring And Reporting with a CVSS 3.x base score of 9.8. 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-502.
Key facts
- Severity: Critical (CVSS 3.x base score 9.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 3% (87th percentile)
- Actively exploited: Not listed in CISA KEV
- Weakness: CWE-502
- Affected product: Dell Storage Monitoring And Reporting
- Published:
- Last modified:
Description
Dell SRM versions prior to 4.5.0.1 and Dell SMR versions prior to 4.5.0.1 contain an Untrusted Deserialization Vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability, leading to arbitrary privileged code execution on the vulnerable application. The severity is Critical as this may lead to system compromise by unauthenticated attackers.
Frequently asked questions
- What is CVE-2021-21524?
- Dell SRM versions prior to 4.5.0.1 and Dell SMR versions prior to 4.5.0.1 contain an Untrusted Deserialization Vulnerability. A remote unauthenticated attacker may potentially exploit this vulnerability, leading to arbitrary privileged code execution on the vulnerable application. The severity is Critical as this may lead to system compromise by unauthenticated attackers.
- How severe is CVE-2021-21524?
- CVE-2021-21524 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2021-21524 being actively exploited?
- It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (87th percentile), an estimate of the probability of exploitation in the next 30 days.
- What products are affected by CVE-2021-21524?
- CVE-2021-21524 primarily affects Dell Storage Monitoring And Reporting. In total, 2 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2021-21524?
- 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-2021-21524 published?
- CVE-2021-21524 was published on 2021-04-12 and last updated on 2026-06-17.
References
Affected products (2)
- cpe:2.3:a:dell:storage_monitoring_and_reporting:*:*:*:*:*:*:*:*
- cpe:2.3:a:dell:storage_resource_manager:*:*:*:*:*:*:*:*
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