Vulnerability Details : 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 within the function _TIFFmalloc in tif_unix.c) via a crafted file.
Vulnerability category: Denial of service
Products affected by CVE-2017-9815
- cpe:2.3:a:libtiff:libtiff:4.0.7:*:*:*:*:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
- cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2017-9815
0.40%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 58 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2017-9815
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
4.3
|
MEDIUM | AV:N/AC:M/Au:N/C:N/I:N/A:P |
8.6
|
2.9
|
NIST | |
|
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
NIST |
CWE ids for CVE-2017-9815
-
The product does not release a resource after its effective lifetime has ended, i.e., after the resource is no longer needed.Assigned by: nvd@nist.gov (Primary)
References for CVE-2017-9815
-
http://www.securityfocus.com/bid/99235
LibTIFF 'libtiff/tif_dirread.c' Denial of Service VulnerabilityThird Party Advisory;VDB Entry
-
http://somevulnsofadlab.blogspot.jp/2017/06/libtiffmemory-leak-in-tiffmalloc.html
LibTIFF:memory leak in _TIFFmallocThird Party Advisory
-
http://bugzilla.maptools.org/show_bug.cgi?id=2682
Bug 2682 – libtiff:memory leak in tiff2pdf.c:751Issue Tracking;Third Party Advisory
-
https://usn.ubuntu.com/3602-1/
USN-3602-1: LibTIFF vulnerabilities | Ubuntu security noticesThird Party Advisory
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