Integer Overflow and Divide-by-Zero Vulnerability in libpng 1.6.34

Integer Overflow and Divide-by-Zero Vulnerability in libpng 1.6.34

CVE-2018-13785 · MEDIUM Severity

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

In libpng 1.6.34, a wrong calculation of row_factor in the png_check_chunk_length function (pngrutil.c) may trigger an integer overflow and resultant divide-by-zero while processing a crafted PNG file, leading to a denial of service.

Learn more about our Web Application Penetration Testing UK.