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Epson LP-S7100 / LP-S9000 Drivers Insecure Default Permissions

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Release Date:  2010-12-08    Views:  2,583

Secunia Advisory SA42540

Where:

Local system

Impact:

Privilege escalation

Solution Status:

Vendor Patch

CVE Reference(s):

Description


A security issue has been reported in Epson LP-S7100 / LP-S9000 drivers, which can be exploited by malicious, local users to gain escalated privileges.

The security issue is caused due to insecure default permissions ("Everyone" group with "Full Control") being set on "C:\Program Files" and its sub-folders. This can be exploited to overwrite arbitrary files in these folders.

The security issue is reported in the following versions:
* LP-S7100 32bit edition versions 4.1.0fi through 4.1.7fi
* LP-S7100 64bit edition versions 4.1.0hi through 4.1.7hi
* LP-S9000 32bit edition versions 4.1.0fc through 4.1.11fc
* LP-S9000 64bit edition versions 4.1.0hc through 4.1.11hc


Solution:
Update to a patched version and reset permissions. Please see the vendor's advisory for more details.

Provided and/or discovered by:
Reported by the vendor.

Original Advisory:
http://www.epson.jp/support/misc/lps7100_9000/index.htm

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: Epson LP-S7100 / LP-S9000 Drivers Insecure Default Permissions

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