{"cve":"CVE-2019-14993","nvd":{"published":"2019-08-13T18:15:13.117","modified":"2026-06-17T02:19:27.707","status":"Modified","description":"Istio before 1.1.13 and 1.2.x before 1.2.4 mishandles regular expressions for long URIs, leading to a denial of service during use of the JWT, VirtualService, HTTPAPISpecBinding, or QuotaSpecBinding API.","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-185"],"references":["https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383","https://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164","https://github.com/envoyproxy/envoy/issues/7728","https://istio.io/blog/2019/istio-security-003-004/","https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383"],"products":["istio:istio"],"source":"nvd","synced_at":"2026-10-19T20:58:11.797917892+00:00"},"epss":{"cve":"CVE-2019-14993","score":0.02275,"percentile":0.8309,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-qcvw-82hh-gq38","url":"https://osv.dev/vulnerability/GHSA-qcvw-82hh-gq38","summary":"Istio ReDoS Vulnerability","modified":"2026-09-10T03:48:20.430764488Z","packages":[{"ecosystem":"Go","name":"istio.io/istio","purl":"pkg:golang/istio.io/istio","ranges":["<1.1.13"],"fixed":["1.1.13"]},{"ecosystem":"Go","name":"istio.io/istio","purl":"pkg:golang/istio.io/istio","ranges":[">=1.2.0 <1.2.4"],"fixed":["1.2.4"]}]}],"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."]}