Linux lpd could be used to pass arguments to sendmail

redhat-lpd-print-control (3841) The risk level is classified as HighHigh Risk


The line printer daemon (lpd) in Linux distributions could be used to specify arguments to sendmail. An attacker could manipulate the control and data files to execute sendmail with a specified configuration file to gain root access on the system.


Bypass Security


For Red Hat Linux 6.0:
Upgrade to the latest version of Ipr (0.48-1 or later), as listed in RHSA-2000:002-01. See References.

For Debian Linux 2.1:
Upgrade to the latest version of lpr (0.48-0.slink1 or later), as listed in Debian Security Advisory 20000109. See References.

For Linux-Mandrake 6.0, 6.1, 7.0, and 7.1:
Upgrade to the latest version of lpr (0.50-3 or later), as listed in MandrakeSoft Security Advisory MDKSA-2000:054 : lpr. See References.

Upgrade to the latest version of IRIX (6.5.20 or later), as listed in SGI Security Advisory 20030406-02-P. See References.

— OR —

Apply the appropriate patch for your system, as listed in SGI Security Advisory 20030406-02-P. See References.

For other distributions:
Contact your vendor for patch or upgrade information.


Platforms Affected:

  • Debian Debian Linux 2.1
  • Linux Kernel
  • MandrakeSoft Mandrake Linux 6.0
  • MandrakeSoft Mandrake Linux 6.1
  • MandrakeSoft Mandrake Linux 7.0
  • MandrakeSoft Mandrake Linux 7.1
  • RedHat Linux 6.0
  • SGI IRIX 6.5
  • SGI IRIX 6.5 20
  • SGI IRIX 6.5.1
  • SGI IRIX 6.5.10
  • SGI IRIX 6.5.10f
  • SGI IRIX 6.5.10m
  • SGI IRIX 6.5.11
  • SGI IRIX 6.5.11f
  • SGI IRIX 6.5.11m
  • SGI IRIX 6.5.12
  • SGI IRIX 6.5.12f
  • SGI IRIX 6.5.12m
  • SGI IRIX 6.5.13
  • SGI IRIX 6.5.13f
  • SGI IRIX 6.5.13m
  • SGI IRIX 6.5.14
  • SGI IRIX 6.5.14f
  • SGI IRIX 6.5.14m
  • SGI IRIX 6.5.15
  • SGI IRIX 6.5.15f
  • SGI IRIX 6.5.15m
  • SGI IRIX 6.5.16
  • SGI IRIX 6.5.16f
  • SGI IRIX 6.5.16m
  • SGI IRIX 6.5.17
  • SGI IRIX 6.5.17f
  • SGI IRIX 6.5.17m
  • SGI IRIX 6.5.18
  • SGI IRIX 6.5.18f
  • SGI IRIX 6.5.18m
  • SGI IRIX 6.5.19
  • SGI IRIX 6.5.2f
  • SGI IRIX 6.5.2m
  • SGI IRIX 6.5.3
  • SGI IRIX 6.5.3f
  • SGI IRIX 6.5.3m
  • SGI IRIX 6.5.4
  • SGI IRIX 6.5.4f
  • SGI IRIX 6.5.4m
  • SGI IRIX 6.5.5
  • SGI IRIX 6.5.5f
  • SGI IRIX 6.5.5m
  • SGI IRIX 6.5.6
  • SGI IRIX 6.5.6f
  • SGI IRIX 6.5.6m
  • SGI IRIX 6.5.7
  • SGI IRIX 6.5.7f
  • SGI IRIX 6.5.7m
  • SGI IRIX 6.5.8
  • SGI IRIX 6.5.8f
  • SGI IRIX 6.5.8m
  • SGI IRIX 6.5.9
  • SGI IRIX 6.5.9f
  • SGI IRIX 6.5.9m


Jan 11, 2000

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