CVE-2021-36380 — VulnIntel

CVE-2021-36380

CRITICAL

KEV

Exploit

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

설명

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

Score Summary

CVSS Score: 9.8
Version: 3.1
VPI: 100
Why this VPI (explainable, experimental)
VPI breakdown
Impact 98.00
Exploitation signal(KEV listed) ×1.50
VPI 100.00
VPI formula vpi-v1
EPSS: 97.6%
(상위 99.9%)
Attack Vector: Network
Low Complexity
No Privileges
No User Interaction
Scope Unchanged
High Confidentiality Impact
High Integrity Impact
High Availability Impact

Details

CISA KEV Listing

Required Action

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

Vulnerability Lifecycle

Score Comparison by Source

Source	CVSS Version	Base Score	Severity	Vector String	Assessment Date
NVDNIST	3.1	9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	04/20/2026
NVDNIST	2.0	10.0

CWE Weakness Classification

References (3)

Affected Products (1)

Impact	98.00
Exploitation signal(KEV listed)	×1.50
VPI	100.00