CVE-2021-36380

View on CVE.org

Published Aug 13, 2021 CVSS 3.1 · 9.8 Critical EPSS 97.8% KEV · Listed

Description

Sunhillo SureLine before 8.7.0.1.1 allows Unauthenticated OS Command Injection via shell metacharacters in ipAddr or dnsAddr /cgi/networkDiag.cgi.

Affected Products

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:sunhillo:sureline:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No solution or workaround provided in the CVE record

Tracking

Sign in to view the affected projects.

Advisories

No advisories available

Metrics

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact High

Integrity Impact High

Availability Impact High

User Interaction None

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is in the KEV database since March 5, 2024.

Exploit prediction score: 97.8% (97.832% probability within 30 days)

Exploitation active

Automatable yes

Technical Impact total

References

Link	Providers
https://research.nccgroup.com/2021/07/26/technical-advisory-sunhillo-sureline-unauthenticated-os-command-injection-cve-2021-36380/
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36380
https://www.sunhillo.com/product/sureline/

History

Oct 22, 2025 12:30 AM Added references View changes

Type	Values Removed	Values Added
References		https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36380

Oct 21, 2025 8:30 PM References updated View changes

Type	Values Removed	Values Added
References	https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36380

Oct 21, 2025 7:30 PM Added references View changes

Type	Values Removed	Values Added
References		https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-36380

Jul 30, 2025 2:15 AM Scoring metrics updated View changes

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'active', 'Technical Impact': 'total'}, 'version': '2.0.3'}`

Subscriptions

Sunhillo Sureline

Weaknesses

CWE-78

Sources

CVE record Updated: Oct 21, 2025, 11:25 PM

Status: PUBLISHED
Assigner: mitre
Published: Aug 13, 2021, 3:53 PM
Updated: Oct 21, 2025, 11:25 PM
Reserved: Jul 12, 2021, 12:00 AM

View source JSON

Vulnrichment Updated: Aug 4, 2024, 12:54 AM

Updated: Aug 4, 2024, 12:54 AM

NVD Updated: Jun 17, 2026, 3:58 AM

Status: Analyzed
Published: Aug 13, 2021, 4:15 PM
Modified: Jun 17, 2026, 3:58 AM

View source JSON

Red Hat No data

No data.

OpenCVE enrichment No data

No data.

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