Gravité: : Élevé
  Identifiant(s) CVE: : CVE-2011-0997
  Date du conseil: 21 juillet 2015

  Description

dhclient in ISC DHCP 3.0.x through 4.2.x before 4.2.1-P1, 3.1-ESV before 3.1-ESV-R1, and 4.1-ESV before 4.1-ESV-R2 allows remote attackers to execute arbitrary commands via shell metacharacters in a hostname obtained from a DHCP message, as demonstrated by a hostname that is provided to dhclient-script.

  Information Exposure Rating:

Apply associated Trend Micro DPI Rules.

  Solutions

  Trend Micro Deep Security DPI Rule Number: 1004653
  Trend Micro Deep Security DPI Rule Name: 1004653 - ISC DHCP 'dhclient' Shell Characters In Response Remote Code Execution Vulnerability

  Affected software and version:

  • isc dhcp 3.0
  • isc dhcp 3.0.1
  • isc dhcp 3.0.2
  • isc dhcp 3.0.3
  • isc dhcp 3.0.4
  • isc dhcp 3.0.5
  • isc dhcp 3.0.6
  • isc dhcp 3.1-esv
  • isc dhcp 3.1.0
  • isc dhcp 3.1.1
  • isc dhcp 3.1.2
  • isc dhcp 3.1.3
  • isc dhcp 4.1-esv
  • isc dhcp 4.2.0
  • isc dhcp 4.2.1