CVE-2018-0172 — Cisco IOS and IOS XE Software Improper Input Validation Vulnerability
CVE-2018-0172: Cisco IOS and IOS XE Software Improper Input Validation Vulnerability
CISA Known Exploited Vulnerability (KEV)
| Vendor / project | Cisco |
| Product | IOS and IOS XE Software |
| Date added | 2022-03-03 |
| Due date | 2022-03-17 |
| Ransomware campaign use | Unknown |
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 (CISA)
Apply updates per vendor instructions.
Notes
https://nvd.nist.gov/vuln/detail/CVE-2018-0172
Weakness behind it
CISA records this vulnerability as an instance of CWE-20. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.
References
- NVD: https://nvd.nist.gov/vuln/detail/CVE-2018-0172
- KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog
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