Integer overflow in Libtiff

CVE-2018-17100

An issue was discovered in LibTIFF 4.0.9. There is a int32 overflow in multiply_ms in tools/ppm2tiff.c, which can cause a denial of service (crash) or possibly have unspecified other impact via a crafted image file.

Vulnerability class: Integer Overflow

EPSS: 0.025 (82.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-17100?
CVE-2018-17100 is a high-severity vulnerability in Libtiff, classified under Integer Overflow or Wraparound. CVSS score: 8.8/10. Published 2018-09-16.
How severe is CVE-2018-17100?
High severity. CVSS v3 base score is 8.8 out of 10.
Is CVE-2018-17100 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.