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Debian Woody DSA 319-1 Critical: Webmin Session ID Spoofing

debian
Calendar Grey June 16, 2003
Debian Logo
Debian systems have a serious vulnerability regarding webmin session ID spoofing, which allows unauthorized access and risks system integrity, requiring urgent updates
miniserv.pl in the webmin package does not properly handle metacharacters, such as line feeds and carriage returns, in Base64-encoded strings used in Basic authentication.

Summary

miniserv.pl in the webmin package does not properly handle
metacharacters, such as line feeds and carriage returns, in
Base64-encoded strings used in Basic authentication. This
vulnerability allows remote attackers to spoof a session ID, and
thereby gain root privileges.

For the stable distribution (woody) this problem has been fixed in
version 0.94-7woody1.

The old stable distribution (potato) does not contain a webmin package.

For the unstable distribution (sid) this problem is fixed in version
1.070-1.

We recommend that you update your webmin package.

Upgrade Instructions
- --------------------

wget url
will fetch the file for you
dpkg -i file.deb
will install the referenced file.

If you are using the apt-get package manager, use the line for
sources.list as given below:

apt-get update
will update the internal database
apt-get upgrade
will install corrected packages

You may use an automated update by adding the resources from the
footer to the proper configuration.

Debian...

Read the Full Advisory

Severity
critical
Lowest
Low
Medium
High
Critical

Package: webmin

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