CVE Watch—

CVE-2018-0173

Cisco IOS and IOS XE Software Improper Input Validation Vulnerability

CVSS

—

Sin CVSS

EPSS

7.8%

p94

KEV

SÍ

3 mar 2022

Exploit Today

0-100

Publicado: — · Última mod.: —

EPSS · 30d

7.6%EPSS · 30 días7.8%

2026-06-302026-07-17

Ficha del catálogo KEV

Producto

Cisco / IOS and IOS XE Software

Vulnerabilidad

Cisco IOS and IOS XE Software Improper Input Validation Vulnerability

Añadido a KEV

3 mar 2022

Remediar antes de

17 mar 2022

Uso conocido en ransomware

Descripción resumida

A vulnerability in the Cisco IOS Software and Cisco IOS XE Software function that restores encapsulated option 82 information in DHCP Version 4 (DHCPv4) packets can allow for denial-of-service (DoS).

Acción requerida

Apply updates per vendor instructions.

Notas

https://nvd.nist.gov/vuln/detail/CVE-2018-0173

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