{"cve":"CVE-2019-12995","nvd":{"published":"2019-06-28T10:15:11.487","modified":"2026-06-17T02:15:52.943","status":"Modified","description":"Istio before 1.2.2 mishandles certain access tokens, leading to \"Epoch 0 terminated with an error\" in Envoy. This is related to a jwt_authenticator.cc segmentation fault.","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-476"],"references":["https://github.com/istio/istio.io/pull/4555","https://github.com/istio/istio/issues/15084","https://istio.io/about/notes/","https://github.com/istio/istio.io/pull/4555","https://github.com/istio/istio/issues/15084"],"products":["istio:istio"],"source":"nvd","synced_at":"2026-10-19T20:57:00.690689396+00:00"},"epss":{"cve":"CVE-2019-12995","score":0.02193,"percentile":0.82456,"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."]}