Medium severity · published Jun 22, 2017
CVE-2017-9815
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak…
6.5
CVSS
1.6%
EPSS
No
On KEV
Description
In LibTIFF 4.0.7, the TIFFReadDirEntryLong8Array function in libtiff/tif_dirread.c mishandles a malloc operation, which allows attackers to cause a denial of service (memory leak within the function _TIFFmalloc in tif_unix.c) via a crafted file.
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.6% · higher than 75% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
LI
Libtiff · Libtiff
4.0.7 · source: NVD
UL
Ubuntu Linux · Canonical
14.04; 16.04 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2017-9815
CVE.org
https://www.cve.org/CVERecord?id=CVE-2017-9815
Issue Tracking
http://bugzilla.maptools.org/show_bug.cgi?id=2682
Third Party Advisory
http://somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html
Third Party Advisory
http://www.securityfocus.com/bid/99235
Third Party Advisory
https://usn.ubuntu.com/3602-1/
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