HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

BID:33249

Info

HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

Bugtraq ID: 33249
Class: Design Error
CVE:
Remote: No
Local: Yes
Published: Jan 13 2009 12:00AM
Updated: Jan 13 2009 11:02PM
Credit: Matt Zimmerman
Vulnerable: Ubuntu Ubuntu Linux 7.10 sparc
Ubuntu Ubuntu Linux 7.10 powerpc
Ubuntu Ubuntu Linux 7.10 lpia
Ubuntu Ubuntu Linux 7.10 i386
Ubuntu Ubuntu Linux 7.10 amd64
Hewlett Packard HPLIP 1.6.7
Hewlett Packard HPLIP 2.8
Hewlett Packard HPLIP 2.7
Not Vulnerable: Hewlett Packard HPLIP 2.8.2
Hewlett Packard HPLIP 2.7.7

Discussion

HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

HP Linux Image and Printing System (HPLIP) is prone to a local privilege-escalation vulnerability because an installation script changes ownership and permission on certain files in users' home directories.

Local attackers can exploit this issue to gain elevated privileges on the affected computer. Successful exploits may completely compromise the computer.

Exploit / POC

HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

Attackers can use readily available command-line utilities to exploit this issue.

Solution / Fix

HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

Solution:
Updates are available. Please see the references for details.


Ubuntu Ubuntu Linux 7.10 i386

Ubuntu Ubuntu Linux 7.10 sparc

Ubuntu Ubuntu Linux 7.10 powerpc

Ubuntu Ubuntu Linux 7.10 amd64

Ubuntu Ubuntu Linux 7.10 lpia

References

HP Linux Imaging and Printing System 'hplip.postinst' Local Privilege Escalation Vulnerability

References:

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