85569 : SumatraPDF PDF File Handling Unspecified Memory Corruption (2012-4896)
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Timeline

Disclosure Date
2012-09-18

Description

A memory corruption flaw exists in SumatraPDF. The program fails to sanitize user-supplied input resulting in memory corruption. With a specially crafted PDF file, a context-dependent attacker can execute arbitrary code.

Classification

Location: Context Dependent
Attack Type: Input Manipulation
Impact: Loss of Integrity
Solution: Upgrade
Exploit: Exploit Private
Disclosure: Coordinated Disclosure

Solution

Upgrade to version 2.1 or higher, as it has been reported to fix this vulnerability. An upgrade is required as there are no known workarounds.

Products

Krzysztof Kowalczyk

SumatraPDF

2.0.1

References

CVE ID: 2012-4896 (see also: NVD)
Secunia Advisory ID: 50656
Related OSVDB ID: 85568
Vendor Specific News/Changelog Entry: http://blog.kowalczyk.info/software/sumatrapdf/news.html
Other Advisory URL: http://technet.microsoft.com/en-us/security/msvr/msvr12-014

Credit

John Leitch - Microsoft

CVSSv2 Score

CVSSv2 Base Score = 9.3
Source: nvd.nist.gov | Generated: 2012-10-05 | Disagree?

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