{"cve":"CVE-2020-19497","nvd":{"published":"2021-07-21T18:15:09.097","modified":"2026-06-17T02:59:48.877","status":"Modified","description":"Integer overflow vulnerability in Mat_VarReadNextInfo5 in mat5.c in tbeu matio (aka MAT File I/O Library) 1.5.17, allows attackers to cause a Denial of Service or possibly other unspecified impacts.","cvss_v4":null,"cvss_v3":{"version":"3.1","vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H","score":8.8},"cwes":["CWE-190"],"references":["https://github.com/tbeu/matio/commit/5fa49ef9fc4368fe3d19b5fdaa36d8fa5e7f4606","https://github.com/tbeu/matio/issues/121","https://github.com/tbeu/matio/commit/5fa49ef9fc4368fe3d19b5fdaa36d8fa5e7f4606","https://github.com/tbeu/matio/issues/121"],"products":["matio_project:matio"],"source":"nvd","synced_at":"2026-10-19T21:21:13.713336758+00:00"},"epss":{"cve":"CVE-2020-19497","score":0.01368,"percentile":0.71869,"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."]}