CVE Vulnerability

CVE-2021-45918

NHI’s health insurance web service component has insufficient validation for input string length, which can result in heap-based buffer overflow attack. A remote attacker can exploit this vulnerability to flood the memory space reserved for the program, in order to terminate service without authentication, which requires a system restart to recover service.

7.8 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 10 / Impact : 6.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact COMPLETE

Scope

7.5 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 3.9 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction NONE

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.twcert.org.tw/tw/cp-132-6227-eaf49-1.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:nhi:health_insurance_web_service_component:-:*:*:*:*:*:*:*
Information

Published : 2022-06-20 06:15

Updated : 2022-06-27 06:28

NVD link : CVE-2021-45918

Mitre link : CVE-2021-45918

Products Affected
No products.
CWE
CWE-787