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CVE Watch—

CVE-2018-0174

Cisco IOS Software and Cisco IOS XE Software Improper Input Validation Vulnerability

CVSS

—

No CVSS

EPSS

7.7%

p94

KEV

YES

Mar 3, 2022

Exploit Today

78

0-100

Published: — · Last modified: —

EPSS · 30d
7.7%EPSS · 30 days7.8%
2026-08-022026-08-31
KEV catalog record

Product

Cisco / IOS XE Software

Vulnerability

Cisco IOS Software and Cisco IOS XE Software Improper Input Validation Vulnerability

Added to KEV

Mar 3, 2022

Remediate by

Mar 17, 2022

Known ransomware use

No

Summary description

A vulnerability in the DHCP option 82 encapsulation functionality of Cisco IOS Software and Cisco IOS XE Software could allow for denial-of-service (DoS).

Required action

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2018-0174

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