Quagga RIPd RIPv1 RESPONSE route injection security bypass

quagga-ripd-ripv1-response-security-bypass (26251) The risk level is classified as LowLow Risk

Description:

Quagga could allow a remote attacker to bypass security restrictions. If RIPv2 authentication is enabled, RIPv1 RESPONSE packets are accepted for updating the routing state. This could allow an unauthenticated remote attacker to inject arbitrary routes into RIPd.


Consequences:

Bypass Security

Remedy:

Upgrade to the latest Quagga release candidate (0.98 20060504 or later) or (0.99 20060504 or later), available from the Quagga Web site. See References.

For Red Hat Linux:
Refer to RHSA-2006:0525-5 for patch, upgrade, or suggested workaround information. See References.

For Red Hat Linux (Zebra):
Refer to RHSA-2006:0533-4 for patch, upgrade, or suggested workaround information. See References.

For Gentoo Linux:
Refer to Gentoo Linux Security Announcement GLSA 2006-05-15 for patch, upgrade, or suggested workaround information. See References.

References:

Platforms Affected:

  • Canonical Ubuntu 5.04
  • Canonical Ubuntu 5.10
  • Debian Debian Linux 3.1
  • Gentoo Linux
  • Quagga Quagga 0.98.5
  • Quagga Quagga 0.99.3
  • RedHat Enterprise Linux 2.1 AS
  • RedHat Enterprise Linux 3 ES
  • RedHat Enterprise Linux 3 AS
  • RedHat Enterprise Linux 4 WS
  • RedHat Enterprise Linux 4 Desktop
  • RedHat Enterprise Linux 4 AS
  • RedHat Enterprise Linux 4 ES
  • RedHat Linux Advanced Workstation 2.1 Itanium

Reported:

May 02, 2006

The information within this database may change without notice. Use of this information constitutes acceptance for use in an AS IS condition. There are NO warranties, implied or otherwise, with regard to this information or its use. Any use of this information is at the user's risk. In no event shall the author/distributor (IBM Internet Security Systems X-Force) be held liable for any damages whatsoever arising out of or in connection with the use or spread of this information.

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