{"cve":"CVE-2021-21524","nvd":{"published":"2021-04-12T20:15:11.680","modified":"2026-06-17T03:35:42.987","status":"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.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","score":9.8},"cwes":["CWE-502"],"references":["https://www.dell.com/support/kbdoc/en-us/000184753/dsa-2021-054-dell-emc-srm-and-dell-emc-storage-monitoring-and-reporting-smr-security-update-for-multiple-vulnerabilities","https://www.dell.com/support/kbdoc/en-us/000184753/dsa-2021-054-dell-emc-srm-and-dell-emc-storage-monitoring-and-reporting-smr-security-update-for-multiple-vulnerabilities"],"products":["dell:storage_monitoring_and_reporting","dell:storage_resource_manager"],"source":"nvd","synced_at":"2026-10-19T21:17:01.373894544+00:00"},"epss":{"cve":"CVE-2021-21524","score":0.03594,"percentile":0.89444,"date":"2026-11-01"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}