CVE-2018-0173: Cisco IOS and IOS XE Software Improper Input Validation Vulnerability
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). Required action: Apply updates per vendor instructions.
· high severity · unattributed attribution
Evidence and provenance
- Original source
- CISA KEV report ↗
- Published
- 2022-03-03T00:00:00Z
- Confidence basis
- No actor match
- Record ID
80868e6eb597df6ee41d
Vulnerabilities
CVE-2018-0173
Affected sectors
technology
Use and citation
Verify the original report before making operational decisions. Cite this permanent page together with the original source, publication date, confidence level, and review status.