CVE-2021-22382

MEDIUMNVD 6.56.5—
EchelonGraph scoreMEDIUM confidence

This medium-severity CVE scores 6.5 under NVD CVSS v3. EPSS exploit probability: 0.0%, top 94% of all CVEs by exploit prediction. GitHub Security Advisory data not yet ingested — confidence will rise once GHSA publishes (typical lag: hours to days for open-source ecosystem CVEs; never for infrastructure-only CVEs).

Triggered by: NVD CVSS baseline
Sources: epss, nvd
6.5
EchelonGraph verdictMonitorLow exploitation likelihood right now — keep watching.
  • Lower severity and no public exploit yet
CISA-KEV: Not listedEPSS: 0%CVSS: 6.5Exploit: NoneExposed: 0

No vendor fix yet — apply a workaround or compensating control (WAF / firewall / segmentation) and watch for a patch.

Huawei LTE USB Dongle products have an improper permission assignment vulnerability. An attacker can locally access and log in to a PC to induce a user to install a specially crafted application. After successfully exploiting this vulnerability, the attacker can perform unauthenticated operations. Affected product versions include:E3372 E3372h-153TCPU-V200R002B333D01SP00C00.

CVSS v3
6.5
EG Score
6.5(medium)
EPSS
7.3%
KEV
Not listed

Published

June 22, 2021

Last Modified

November 21, 2024

References (2)

Weakness Classification(1)

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

Data Freshness Timeline

(refreshed 8× in last 7d / 45× in last 30d)

Each row is a source pipeline that fetched or updated this CVE on that date, with what changed. For example, "NVD update" means NVD published or revised its analysis for this CVE; "MITRE cvelistV5" means we ingested or refreshed it from the CNA feed. Most recent first.

  1. 2026-07-22 14:05 UTCEPSS rescore
  2. 2026-07-21 15:22 UTCEPSS rescore
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  1. 2026-07-05 02:28 UTCEPSS rescore
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  6. 2026-06-30 23:20 UTCEPSS rescore
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  45. 2026-06-06 13:46 UTCEPSS rescore
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  66. 2026-05-26 14:35 UTCEG score recompute
  67. 2026-05-26 14:35 UTCGHSA enrichment
  68. 2026-05-26 13:42 UTCEPSS rescore
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  72. 2026-05-26 01:16 UTCOSV refresh
  73. 2026-05-24 16:49 UTCEPSS rescore

Frequently asked(5)

What is CVE-2021-22382?
CVE-2021-22382 is a medium vulnerability published on June 22, 2021. Huawei LTE USB Dongle products have an improper permission assignment vulnerability. An attacker can locally access and log in to a PC to induce a user to install a specially crafted application. After successfully exploiting this vulnerability, the attacker can perform unauthenticated operations.…
When was CVE-2021-22382 disclosed?
CVE-2021-22382 was first published in the National Vulnerability Database on June 22, 2021, with the most recent update on November 21, 2024. EchelonGraph re-ingests CVE updates from NVD on a 2-hour cycle, so this page reflects the latest published state.
Is CVE-2021-22382 actively exploited?
CVE-2021-22382 is not currently on CISA's Known Exploited Vulnerabilities catalog. FIRST EPSS estimates a 7.3% percentile likelihood of exploitation in the next 30 days — higher percentiles indicate greater predicted risk.
What is the CVSS score of CVE-2021-22382?
CVE-2021-22382 has a CVSS v3 base score of 6.5 (NVD).
How do I remediate CVE-2021-22382?
Patch to the fixed version published by the affected vendor. Where vendor advisories exist for CVE-2021-22382, 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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