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Python "repr()" Unicode String Buffer Overflow Vulnerability
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Secunia Advisory:
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SA22276
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Release Date:
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2006-10-07
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Last Update:
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2006-10-12
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Popularity:
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8,823 views
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Critical:
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Moderately critical
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Impact:
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DoS
System access
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Where:
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From remote
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Solution Status:
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Vendor Patch
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| Software: | Python 2.2.x
Python 2.3.x
Python 2.4.x
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| CVE reference: | CVE-2006-4980
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Description:
A vulnerability has been reported in Python, which can be exploited by malicious people to cause a DoS (Denial of Service) and potentially compromise a vulnerable system.
The vulnerability is caused due to incorrect handling of UTF32/UCS-4 encoded strings within the "repr()" function. If an application uses the "repr()" function to process attacker supplied data, this can potentially be exploited to execute arbitrary code.
Solution:
Update to version 2.5.
Provided and/or discovered by:
Benjamin C. Wiley Sittler
Changelog:
2006-10-12: Added Python 2.2.x and link to Python Security Advisory.
Original Advisory:
Python Security Advisory:
http://www.python.org/news/security/PSF-2006-001/
Python CVS commit:
http://sourceforge.net/tracker/index....585&group_id=5470&atid=305470
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About this Secunia Advisory
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Please note: The information that this Secunia Advisory is based on comes from a third party unless stated otherwise.
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