CVE-2020-21583

MEDIUMNVD 6.76.7—Elevated

6.7

An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary commands via the path parameter when setting the date.

CVSS v3: 6.7
EG Score: 6.7(medium)
EPSS: 11.6%
KEV: Not listed

Published

August 22, 2023

Last Modified

December 20, 2024

References (5)

cve@mitrehttps://bugs.debian.org/cgi-bin/bugreport.cgi?bug=786804
cve@mitrehttps://packetstormsecurity.com/files/132061/hwclock-Privilege-Escalation.html
af854a3a-2127-422b-91ae-364da2661108https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=786804
af854a3a-2127-422b-91ae-364da2661108https://packetstormsecurity.com/files/132061/hwclock-Privilege-Escalation.html
af854a3a-2127-422b-91ae-364da2661108https://security.netapp.com/advisory/ntap-20241220-0006/

Weakness Classification(1)

MITRE Common Weakness Enumeration — the root-cause categories this CVE belongs to.

CWE-78OS Command Injection

Data Freshness Timeline

(refreshed 13× in last 7d / 20× in last 30d)

Every time one of our enrichment pipelines (NVD, MITRE cvelistV5, EPSS, CISA KEV, GHSA, OSV, vendor advisories) ran against this CVE. Most recent first.

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Frequently asked(5)

What is CVE-2020-21583?

CVE-2020-21583 is a medium vulnerability published on August 22, 2023. An issue was discovered in hwclock.13-v2.27 allows attackers to gain escalated privlidges or execute arbitrary commands via the path parameter when setting the date.

When was CVE-2020-21583 disclosed?

CVE-2020-21583 was first published in the National Vulnerability Database on August 22, 2023, with the most recent update on December 20, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.

Is CVE-2020-21583 actively exploited?

CVE-2020-21583 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 11.6% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.

What is the CVSS score of CVE-2020-21583?

CVE-2020-21583 has a CVSS v3 base score of 6.7 (NVD).

How do I remediate CVE-2020-21583?

Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2020-21583, EchelonGraph cross-links them in the Vendor Advisories panel below — those typically contain the canonical remediation steps, fixed version numbers, and any vendor-specific mitigations.

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CVE-2020-21583

📅 Published

🔄 Last Modified

🔗 References (5)

Weakness Classification(1)

Data Freshness Timeline

❓ Frequently asked(5)

Dependency Blast Radius

Is Your Infrastructure Affected by CVE-2020-21583?

🔗 Related CVEs(same CWE)

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Published

Last Modified

References (5)

Frequently asked(5)

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