CVE-2007-1859: Medium severity redhat Enterprise Linux vulnerability

Published May 2, 2007
·
Updated

XScreenSaver 4.10, when using a remote directory service for credentials, does not properly handle the results from the getpwuid function in drivers/lock.c when there is no network connectivity, which causes XScreenSaver to crash and unlock the screen and allows local users to bypass authentication.

Affected Software

13 affected components
redhat Enterprise Linux=2.1
redhat Enterprise Linux=2.1
redhat Enterprise Linux=2.1
redhat Enterprise Linux=3.0
redhat Enterprise Linux=3.0
redhat Enterprise Linux=3.0
redhat Enterprise Linux=4.0
redhat Enterprise Linux=4.0
redhat Enterprise Linux=4.0
redhat Enterprise Linux Desktop=3.0
redhat Enterprise Linux Desktop=4.0
redhat Linux Advanced Workstation=2.1
Xscreensaver Xscreensaver=4.10

Event History

May 2, 2007
CVE Published
08:19 PM
Data Sourced
08:19 PM
DescriptionWeaknessAffected Software
May 3, 2007
CVE Published
via MITRE·12:00 AM
Data Sourced
via MITRE·12:00 AM
Description
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Frequently Asked Questions

1

What is the severity of CVE-2007-1859?

CVE-2007-1859 is considered to be of medium severity due to its ability to allow local users to bypass authentication.

2

How do I fix CVE-2007-1859?

To fix CVE-2007-1859, update XScreenSaver to version 4.11 or later, which addresses the vulnerability.

3

Which software versions are affected by CVE-2007-1859?

CVE-2007-1859 specifically affects XScreenSaver version 4.10.

4

What can happen if CVE-2007-1859 is exploited?

Exploiting CVE-2007-1859 can lead to unauthorized access by allowing users to unlock the screen without proper authentication.

5

Is there a workaround for CVE-2007-1859?

A temporary workaround for CVE-2007-1859 is to disable the use of remote directory services for credentials until the software can be updated.

Contact

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