CVE-2017-12240 — Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability

provenance: imported · CVE: CVE-2017-12240

CVE-2017-12240: Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability

CISA Known Exploited Vulnerability (KEV)


Vendor / project	Cisco
Product	IOS and IOS XE Software
Date added	2022-03-03
Due date	2022-03-24
Ransomware campaign use	Unknown

Description

The Dynamic Host Configuration Protocol (DHCP) relay subsystem of Cisco IOS and Cisco IOS XE Software contains a vulnerability that could allow an unauthenticated, remote attacker to execute arbitrary code and gain full control of an affected system.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2017-12240

References

NVD: https://nvd.nist.gov/vuln/detail/CVE-2017-12240
KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog