Vulnerability CVE-2017-9239
Published: 2017-05-26

Description:
An issue was discovered in Exiv2 0.26. When the data structure of the structure ifd is incorrect, the program assigns pValue_ to 0x0, and the value of pValue() is 0x0. TiffImageEntry::doWriteImage will use the value of pValue() to cause a segmentation fault. To exploit this vulnerability, someone must open a crafted tiff file.

Type:

CWE-369

 (Divide By Zero)

CVSS2 => (AV:N/AC:M/Au:N/C:N/I:N/A:P)

CVSS Base Score
Impact Subscore
Exploitability Subscore
4.3/10
2.9/10
8.6/10
Exploit range
Attack complexity
Authentication
Remote
Medium
No required
Confidentiality impact
Integrity impact
Availability impact
None
None
Partial
Affected software
Exiv2 -> Exiv2 
Canonical -> Ubuntu linux 

 References:
http://dev.exiv2.org/issues/1295
http://www.securityfocus.com/bid/98720
https://github.com/lolo-pop/poc/tree/master/Segmentation%20fault%20in%20convert-test(exiv2
)
https://usn.ubuntu.com/3852-1/
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