Technical Description

A vulnerability has been identified in NASA Common Data Format (CDF), which could be exploited by attackers to cause a denial of service or execute arbitrary code. This issue is caused by a buffer overflow error in the "Read32s_64()" [src/lib/cdfread64.c] function when processing malformed data, which could be exploited by attackers to crash an affected application or compromise a vulnerable system via a specially crafted CDF file.

Affected Products

NASA Common Data Format (CDF) version 3.2 and prior

Solution

Upgrade to version 3.2.1 :
http://cdf.gsfc.nasa.gov/

References

http://www.vupen.com/english/advisories/2008/1440
http://cdf.gsfc.nasa.gov/CDF32_buffer_overflow.html
http://www.coresecurity.com/?action=item&id=2260

Credits

Vulnerability reported by Alfredo Ortega (Core Security Technologies).

ChangeLog

2008-05-06 : Initial release

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