CVE-2019-14993

HIGH7.5EPSS 0.64%

Istio ReDoS Vulnerability

Published: 5/24/2022Modified: 2/4/2026

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.

Affected packages (1)

Go/istio.io/istiofrom 0, < 1.1.13

CVSS scores

Source	Version	Severity	Vector
osv	CVSS 3.1	HIGH7.5	CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

References (5)

ADVISORYhttps://nvd.nist.gov/vuln/detail/CVE-2019-14993
WEBhttps://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383
WEBhttps://gcc.gnu.org/bugzilla/show_bug.cgi?id=86164
WEBhttps://github.com/envoyproxy/envoy/issues/7728
WEBhttps://istio.io/blog/2019/istio-security-003-004