CVE-2021-23017 Vulnerability Details

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CVE-2021-23017 Metadata Quick Info

CVE Published: 01/06/2021 | CVE Updated: 03/08/2024 | CVE Year: 2021
Source: f5 | Vendor: n/a | Product: Nginx Web Server, Nginx Plus
Status : PUBLISHED

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CVE-2021-23017 Description

A security issue in nginx resolver was identified, which might allow an attacker who is able to forge UDP packets from the DNS server to cause 1-byte memory overwrite, resulting in worker process crash or potential other impact.

Metrics

CVSS Version: 3.1 | Base Score: n/a
Vector: n/a

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-193
CWE Name: CWE-193
Source: n/a

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).