Security Advisory SA18224 - rssh "chroot" Directory Privilege Escalation Vulnerability

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Secunia Advisory SA18224

rssh "chroot" Directory Privilege Escalation Vulnerability

Secunia Advisory

SA18224

Release Date

2005-12-23

Last Update

2006-03-23

Popularity

10,421 views

Comments

0 comments

Criticality level

Less critical

Impact

Privilege escalation

Where

Local system

Authentication level

This information is available to Secunia VIM customers

Report reliability

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Solution Status

Vendor Patch

Systems affected

This information is available to Secunia VIM customers

Approve distribution

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Software:

rssh 2.x

Secunia CVSS Score

This information is available to Secunia VIM Customers

CVE Reference(s)

CVE-2005-3345 CVSS score available to Secunia VIM customers
CVE-2006-1320 CVSS score available to Secunia VIM customers

Description

Max Vozeler has reported a vulnerability in rssh, which can be exploited by malicious, local users to gain escalated privileges.

The vulnerability is caused due to a design error that allows malicious users to use the affected application with arbitrary chroot directories.

The vulnerability is related to #1 in:
SA18223

Successful exploitation requires that "rssh_chroot_helper" is installed setuid root.

The vulnerability has been reported in version 2.0.0 through 2.2.3.

Solution
Update to version 2.3.1.
Further details available to Secunia VIM customers

Provided and/or discovered by
Max Vozeler

Changelog
Further details available to Secunia VIM customers

Original Advisory
rssh:
http://www.pizzashack.org/rssh/security.shtml

Debian Bugzilla:
http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=346322

Other references
Further details available to Secunia VIM customers

Deep Links
Links available to Secunia VIM customers

Do you have additional information related to this advisory?

Please provide information about patches, mitigating factors, new versions, exploits, faulty patches, links, and other relevant data by posting comments to this Advisory. You can also send this information to vuln@secunia.com

Subject: rssh "chroot" Directory Privilege Escalation Vulnerability

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Secunia Advisory SA18224

rssh "chroot" Directory Privilege Escalation Vulnerability

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