Is CVE-2021-44051 in the CISA KEV catalog?

No. CVE-2021-44051 is not currently on the CISA Known Exploited Vulnerabilities list.

What is the CVSS severity of CVE-2021-44051?

CVE-2021-44051 has a CVSS v3 base score of 8.8 (HIGH).

What is the EPSS score for CVE-2021-44051?

CVE-2021-44051 has an EPSS score of 1.59% (73th percentile), estimating the probability of exploitation in the next 30 days.

How do I fix CVE-2021-44051?

Upgrade qts to 4.5.4.1991 or later. Fixes are available for 3 affected products.

CVE & CISA-KEV Catalog

CVE-2021-44051

HIGHEPSS 73th pctl

8.8

CVSS v3

NVD

Description

A command injection vulnerability has been reported to affect QNAP NAS running QuTScloud, QuTS hero and QTS. If exploited, this vulnerability allows remote attackers to run arbitrary commands. We have already fixed this vulnerability in the following versions of QuTScloud, QuTS hero and QTS: QuTScloud c5.0.1.1949 and later QuTS hero h5.0.0.1986 build 20220324 and later QTS 5.0.0.1986 build 20220324 and later

CWE-77Command Injection

How to fix

Remediation Available

qtsNVD

Affected:>= 4.4.0.0883, < 4.5.4.1991Fixed in:4.5.4.1991CVE-2021-44051derived from NVD

Affected:>= 5.0.0.1716, < 5.0.0.1986Fixed in:5.0.0.1986CVE-2021-44051derived from NVD

quts heroNVD

Affected:>= h5.0.0.1772, < h5.0.0.1986Fixed in:h5.0.0.1986CVE-2021-44051derived from NVD

qutscloudNVD

Affected:< c5.0.1.1998Fixed in:c5.0.1.1998CVE-2021-44051derived from NVD

Remediation is compiled from vendor and distribution security advisories. Always confirm against the linked source for your exact version and platform.

CVSS v3 Vector

Exploitability

Attack VectorNetwork

Attack ComplexityLow

Privileges RequiredLow

User InteractionNone

ScopeUnchanged

Impact

ConfidentialityHigh

IntegrityHigh

AvailabilityHigh

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Exploit Intelligence

1.59%probability of exploitation in 30 days

73rdpercentile

Elevated risk: more likely to be exploited than 73% of all known CVEs.

References

Vendor Advisory1

qnap.com

Related Vulnerabilities

Other CWE-77 (Command Injection) vulnerabilities, ordered by exploit likelihood. View all

CVE	Severity	CVSS	EPSS	Exploited	Fix
CVE-2024-3400	Critical	10.0	100%	KEV + Ransom	-
CVE-2024-21887	Critical	9.1	100%	KEV + Ransom	-
CVE-2023-1671	Critical	9.8	100%	KEV	Fix
CVE-2023-1389	High	8.8	100%	KEV	Fix
CVE-2021-1498	Critical	9.8	100%	KEV	Fix
CVE-2012-1823	Critical	9.8	100%	KEV	Fix

Embed a live status badge for CVE-2021-44051

Markdown

[![CVE-2021-44051](https://tridentstack.com/cve/badge/CVE-2021-44051.svg)](https://tridentstack.com/cve/CVE-2021-44051)

HTML

<a href="https://tridentstack.com/cve/CVE-2021-44051"><img src="https://tridentstack.com/cve/badge/CVE-2021-44051.svg" alt="CVE-2021-44051"></a>

Find and fix vulnerabilities across your fleet

TridentStack Control continuously scans your Windows, macOS, and Linux fleet for known vulnerabilities, prioritizes them by severity and active exploitation, and patches them automatically.

Start free

This product uses NVD data but is not endorsed or certified by the NVD. EPSS scores courtesy of FIRST.org (https://www.first.org/epss). Source: CISA KEV Catalog. Data as of 2024-11-21.