{"cve":"CVE-2016-3634","nvd":{"published":"2016-10-03T16:09:11.587","modified":"2026-06-17T00:46:07.090","status":"Modified","description":"The tagCompare function in tif_dirinfo.c in the thumbnail tool in LibTIFF 4.0.6 and earlier allows remote attackers to cause a denial of service (out-of-bounds read) via vectors related to field_tag matching.","cvss_v4":null,"cvss_v3":{"version":"3.0","vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","score":7.5},"cwes":["CWE-125"],"references":["http://bugzilla.maptools.org/show_bug.cgi?id=2547","http://www.openwall.com/lists/oss-security/2016/04/08/13","http://www.securityfocus.com/bid/93335","https://security.gentoo.org/glsa/201701-16","http://bugzilla.maptools.org/show_bug.cgi?id=2547"],"products":["libtiff:libtiff"],"source":"nvd","synced_at":"2026-10-19T20:40:10.783210791+00:00"},"epss":{"cve":"CVE-2016-3634","score":0.01675,"percentile":0.76866,"date":"2026-10-31"},"kev":null,"osv":[],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}