CVE-2021-31882 Vulnerability Details

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CVE-2021-31882 Metadata Quick Info

CVE Published: 09/11/2021 | CVE Updated: 08/10/2024 | CVE Year: 2021
Source: siemens | Vendor: Siemens | Product: Capital Embedded AR Classic 431-422
Status : PUBLISHED

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CVE-2021-31882 Description

A vulnerability has been identified in Capital Embedded AR Classic 431-422 (All versions), Capital Embedded AR Classic R20-11 (All versions < V2303). The DHCP client application does not validate the length of the Domain Name Server IP option(s) (0x06) when processing DHCP ACK packets. This may lead to Denial-of-Service conditions. (FSMD-2021-0011)

Metrics

CVSS Version: 3.1 | Base Score: 6.5 MEDIUM
Vector: CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

l➤ Exploitability Metrics:
    Attack Vector (AV)*
    Attack Complexity (AC)*
    Privileges Required (PR)*
    User Interaction (UI)*
    Scope (S)*

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

Weakness Enumeration (CWE)

CWE-ID: CWE-119
CWE Name: CWE-119: Improper Restriction of Operations within the Bounds of a Memory Buffer
Source: Siemens

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).