CRITICAL · 9.8

CVE-2011-2717

The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message...

Vulnerability Description

The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message.

CVSS Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
LinuxDhcp6C<= 2011-07-25
RedhatEnterprise Linux4.0

Related Weaknesses (CWE)

References

FAQ

What is CVE-2011-2717?

CVE-2011-2717 is a vulnerability with a CVSS score of 9.8 (CRITICAL). The DHCPv6 client (dhcp6c) as used in the dhcpv6 project through 2011-07-25 allows remote DHCP servers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message...

How severe is CVE-2011-2717?

CVE-2011-2717 has been rated CRITICAL with a CVSS base score of 9.8/10. This is considered a critical vulnerability requiring immediate attention.

Is there a patch for CVE-2011-2717?

Check the references section above for vendor advisories and patch information. Affected products include: Linux Dhcp6C, Redhat Enterprise Linux.