What is the severity of cisco-sa-20170927-dhcp?

The severity of cisco-sa-20170927-dhcp is classified as critical, allowing an unauthenticated remote attacker to potentially execute arbitrary code.

How do I fix cisco-sa-20170927-dhcp?

To fix cisco-sa-20170927-dhcp, update the affected Cisco IOS or Cisco IOS XE software to the latest patched version provided by Cisco.

What products are affected by cisco-sa-20170927-dhcp?

cisco-sa-20170927-dhcp affects Cisco IOS and Cisco IOS XE software running versions vulnerable to the DHCP relay subsystem issue.

Can cisco-sa-20170927-dhcp lead to system compromise?

Yes, cisco-sa-20170927-dhcp can allow an attacker to gain full control of the affected system due to the arbitrary code execution vulnerability.

Is authentication required to exploit cisco-sa-20170927-dhcp?

No, cisco-sa-20170927-dhcp can be exploited by an unauthenticated remote attacker.

Vulnerability/
cisco-sa-20170927-dhcp

critical

CWE

20 119

27/9/2017

17/12/2022

cisco-sa-20170927-dhcp: Cisco IOS and IOS XE Software DHCP Remote Code Execution Vulnerability

First published: Wed Sep 27 2017(Updated: )

The 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. The attacker could also

Credit: This vulnerability was found during internal testing.

Affected Software	Affected Version	How to fix
Cisco IOS
Cisco IOS XE Web UI

Never miss a vulnerability like this again

Reference Links

Child vulnerabilities

(Contains the following vulnerabilities)

CVE-2017-12240

Frequently Asked Questions

What is the severity of cisco-sa-20170927-dhcp?
The severity of cisco-sa-20170927-dhcp is classified as critical, allowing an unauthenticated remote attacker to potentially execute arbitrary code.
How do I fix cisco-sa-20170927-dhcp?
To fix cisco-sa-20170927-dhcp, update the affected Cisco IOS or Cisco IOS XE software to the latest patched version provided by Cisco.
What products are affected by cisco-sa-20170927-dhcp?
cisco-sa-20170927-dhcp affects Cisco IOS and Cisco IOS XE software running versions vulnerable to the DHCP relay subsystem issue.
Can cisco-sa-20170927-dhcp lead to system compromise?
Yes, cisco-sa-20170927-dhcp can allow an attacker to gain full control of the affected system due to the arbitrary code execution vulnerability.
Is authentication required to exploit cisco-sa-20170927-dhcp?
No, cisco-sa-20170927-dhcp can be exploited by an unauthenticated remote attacker.

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Frequently Asked Questions

What is the severity of cisco-sa-20170927-dhcp?
The severity of cisco-sa-20170927-dhcp is classified as critical, allowing an unauthenticated remote attacker to potentially execute arbitrary code.
How do I fix cisco-sa-20170927-dhcp?
To fix cisco-sa-20170927-dhcp, update the affected Cisco IOS or Cisco IOS XE software to the latest patched version provided by Cisco.
What products are affected by cisco-sa-20170927-dhcp?
cisco-sa-20170927-dhcp affects Cisco IOS and Cisco IOS XE software running versions vulnerable to the DHCP relay subsystem issue.
Can cisco-sa-20170927-dhcp lead to system compromise?
Yes, cisco-sa-20170927-dhcp can allow an attacker to gain full control of the affected system due to the arbitrary code execution vulnerability.
Is authentication required to exploit cisco-sa-20170927-dhcp?
No, cisco-sa-20170927-dhcp can be exploited by an unauthenticated remote attacker.