CUPS Heap Overflow in 'texttops' Lets Remote Users Execute Arbitrary Code
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SecurityTracker Alert ID: 1021034
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SecurityTracker URL: http://securitytracker.com/id?1021034
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CVE Reference: CVE-2008-3640
(Links to External Site)
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Date: Oct 10 2008
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Impact: Execution of arbitrary code via network, User access via network
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Fix Available: Yes
Vendor Confirmed: Yes
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Version(s): prior to 1.3.9
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Description: A vulnerability was reported in CUPS. A remote user can execute arbitrary code on the target system.
A remote user can send a specially crafted text file to the CUPS service to trigger a heap overflow and execute arbitrary code on
the target system. The code will run with the 'lp' user privileges.
The vulnerability resides in the Text-to-PostScript "texttops"
filter WriteProlog() function.
regenrecht reported this vulnerability.
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Impact: A remote user can execute arbitrary code on the target system.
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Solution: The vendor has issued a fixed version (1.3.9).
The vendor's advisory is available at:
http://cups.org/articles.php?L575
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Vendor URL: www.cups.org/ (Links to External Site)
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Cause: Boundary error
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Underlying OS: Linux (Any), UNIX (Any)
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Message History:
This archive entry has one or more follow-up message(s) listed below.
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Source Message Contents
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Date: Fri, 10 Oct 2008 06:24:55 -0400
Subject: Common UNIX Printing System (CUPS)
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An integer overflow flaw leading to a heap buffer overflow was discovered
in the Text-to-PostScript "texttops" filter. An attacker could create a
malicious text file that could, possibly, execute arbitrary code as the
"lp" user if the file was printed. (CVE-2008-3640)
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