CVE-2017-12944

MEDIUM

Description

The TIFFReadDirEntryArray function in tif_read.c in LibTIFF 4.0.8 mishandles memory allocation for short files, which allows remote attackers to cause a denial of service (allocation failure and application crash) in the TIFFFetchStripThing function in tif_dirread.c during a tiff2pdf invocation.

References

http://bugzilla.maptools.org/show_bug.cgi?id=2725

https://usn.ubuntu.com/3602-1/

https://usn.ubuntu.com/3606-1/

https://www.debian.org/security/2018/dsa-4100

Details

Source: MITRE

Published: 2017-08-18

Updated: 2018-03-28

Type: CWE-399

Risk Information

CVSS v2.0

Base Score: 5

Vector: (AV:N/AC:L/Au:N/C:N/I:N/A:P)

Impact Score: 2.9

Exploitability Score: 10

Severity: MEDIUM

CVSS v3.0

Base Score: 7.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Impact Score: 3.6

Exploitability Score: 3.9

Severity: HIGH