CVE-2017-12240

unknown KEV

Published 2022-03-03 · Modified 2022-03-03

CVSS v3

—

CVSS v2

—

VIR risk

1.5

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.

CISA KEV

Vendor: Cisco
Product: IOS and IOS XE Software
Due date: 2022-03-24

Predictions

Exploit likelihood

99%

Patch ETA

—

Heuristic predictions, AS-IS, for prioritization only.

Mitigations

vendor Authored 2026-05-27

Vendor advisory: cisa-kev — https://nvd.nist.gov/vuln/detail/CVE-2017-12240

Exploits

References

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

Verify integrity in audit chain (admin only). AS-IS.