CVE-2018-0173
CISA KEV
ACT NOW
Priority: 0.00
BB Relevance:
0/100
Published: N/A
Modified: N/A
First seen: 2026-10-29
Status: pending_score
Description
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).
CISA Known Exploited Vulnerability
Vendor / Product
Cisco — IOS and IOS XE Software
Date Added
2022-03-03
Remediation Due
2022-03-17
https://nvd.nist.gov/vuln/detail/CVE-2018-0173