CVE-2023-20057 Vulnerability Details

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CVE-2023-20057 Metadata Quick Info

CVE Published: 19/01/2023 | CVE Updated: 02/08/2024 | CVE Year: 2023
Source: cisco | Vendor: Cisco | Product: Cisco Email Security Appliance (ESA)
Status : PUBLISHED

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CVE-2023-20057 Description

A vulnerability in the URL filtering mechanism of Cisco AsyncOS Software for Cisco Email Security Appliance (ESA) could allow an unauthenticated, remote attacker to bypass the URL reputation filters on an affected device. This vulnerability is due to improper processing of URLs. An attacker could exploit this vulnerability by crafting a URL in a particular way. A successful exploit could allow the attacker to bypass the URL reputation filters that are configured for an affected device, which could allow malicious URLs to pass through the device.

Metrics

CVSS Version: 3.1 | Base Score: 0 NONE
Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:N

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

l➤ Impact Metrics:
    Confidentiality Impact (C)* NONE
    Integrity Impact (I)* NONE
    Availability Impact (A)* NONE

Weakness Enumeration (CWE)

CWE-ID: CWE-792
CWE Name: Incomplete Filtering of One or More Instances of Special Elements
Source: Cisco

Common Attack Pattern Enumeration and Classification (CAPEC)

CAPEC-ID:
CAPEC Description:


Source: NVD (National Vulnerability Database).