Oracle Outside In PDF 8.5.2 - Parsing Memory Corruption (2)

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Application:   Oracle Outside In

Platforms:   Windows

Versions:   8.5.2

CVE:   CVE-2015-4878

Author:   Francis Provencher of COSIG

Twitter:   @COSIG_

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1) Introduction
2) Report Timeline
3) Technical details
4) POC

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1) Introduction
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Oracle Outside In Technology provides software developers with a comprehensive solution to access, transform, and control the contents of over 500 unstructured file formats. From the latest office suites, such as Microsoft Office 2007, to specialty formats and legacy files, Outside In Technology provides software developers with the tools to transform unstructured files into controllable information.

(http://www.oracle.com/us/technologies/embedded/025613.htm)

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2) Report Timeline
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2015-06-09: Francis Provencher of COSIG found the issue;
2015-06-11: Francis Provencher of COSIG report vulnerability to Oracle SA;
2015-10-18: Oracle release a patch for this issue;

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3) Technical details
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A Use-After-Free memory corruption occured when Outside In decode (JBIG2Decode) a stream with an invalid image.

Successful exploitation of the vulnerabilities may allow execution of arbitrary code, but requires tricking a user into opening or previewing a malicious file.

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4) POC

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http://protekresearchlab.com/exploits/COSIG-2015-003.pdf
https://gitlab.com/exploit-database/exploitdb-bin-sploits/-/raw/main/bin-sploits/38789.zip

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