CVE-2017-12944
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…
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.67%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 2.67% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-770
- Affected
- libtiff/libtiff
- Source
- cve@mitre.org
References
- http://bugzilla.maptools.org/show_bug.cgi?id=2725Issue Tracking, Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/3602-1/
- https://usn.ubuntu.com/3606-1/
- https://www.debian.org/security/2018/dsa-4100
- http://bugzilla.maptools.org/show_bug.cgi?id=2725Issue Tracking, Third Party Advisory, VDB Entry
- https://usn.ubuntu.com/3602-1/
- https://usn.ubuntu.com/3606-1/
- https://www.debian.org/security/2018/dsa-4100
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.