CVE-2020-25843 Vulnerability Details

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CVE-2020-25843 Metadata Quick Info

CVE Published: 31/12/2020 | CVE Updated: 16/09/2024 | CVE Year: 2020
Source: twcert | Vendor: CHANGING Inc. | Product: NHIServiSignAdapter
Status : PUBLISHED

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CVE-2020-25843 Description

NHIServiSignAdapter fails to verify the length of digital credential files’ path which leads to a heap overflow loophole. Remote attackers can use the leak to execute code without privilege.

Metrics

CVSS Version: 3.1 | Base Score: 8.1 HIGH
Vector: CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)* NETWORK
    Attack Complexity (AC)* HIGH
    Privileges Required (PR)* NONE
    User Interaction (UI)* NONE
    Scope (S)* UNCHANGED

l➤ Impact Metrics:
    Confidentiality Impact (C)* HIGH
    Integrity Impact (I)* HIGH
    Availability Impact (A)* HIGH

Weakness Enumeration (CWE)

CWE-ID: CWE-122
CWE Name: CWE-122 Heap-based Buffer Overflow
Source: CHANGING Inc.

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).