CVE Vulnerability

CVE-2021-42839

Grand Vice info Co. webopac7 file upload function fails to filter special characters. While logging in with general user’s permission, remote attackers can upload malicious script and execute arbitrary code to control the system or interrupt services.

9 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8 / Impact : 10

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact COMPLETE

Integrity Impact COMPLETE

Availability Impact COMPLETE

Scope

8.8 /10

CVSS v3.0 : HIGH

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://www.twcert.org.tw/tw/cp-132-5288-9d546-1.html Third Party Advisory
Configurations

Configuration 1

cpe:2.3:a:vice:webopac:1.8.20160701:*:*:*:*:*:*:*
cpe:2.3:a:vice:webopac:7.1.20160701:*:*:*:*:*:*:*
Information

Published : 2021-11-15 10:15

Updated : 2021-11-16 05:24

NVD link : CVE-2021-42839

Mitre link : CVE-2021-42839

Products Affected
No products.
CWE
CWE-434