Resource exhaustion in Libtiff

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 tif_dirread.c during a tiff2pdf invocation.

EPSS: 0.027 (84.2th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

  • Libtiff — versions 4.0.8
  • N/a — versions n/a

Weakness classification (CWE)

References

Frequently asked questions

What is CVE-2017-12944?
CVE-2017-12944 is a high-severity vulnerability in Libtiff, classified under Allocation of Resources Without Limits or Throttling. CVSS score: 7.5/10. Published 2017-08-18.
How severe is CVE-2017-12944?
High severity. CVSS v3 base score is 7.5 out of 10.