CVE-2019-14993: High severity istio vulnerability

Published Aug 13, 2019
·
Updated

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 Software

4 affected componentsFixes available
go/istio.io/istio>=1.2.0<1.2.4
1.2.4
go/istio.io/istio<1.1.13
1.1.13
Istio Istio<1.1.13
Istio Istio>=1.2.0<1.2.4

Event History

Aug 13, 2019
CVE Published
via MITRE·05:38 PM
Data Sourced
via MITRE·05:38 PM
Description
May 24, 2022
Advisory Published
04:53 PM

Frequently Asked Questions

1

What is CVE-2019-14993?

CVE-2019-14993 is a vulnerability in Istio before 1.1.13 and 1.2.x before 1.2.4 that mishandles regular expressions for long URIs, leading to a denial of service during use of certain APIs.

2

How severe is CVE-2019-14993?

CVE-2019-14993 has a severity rating of 7.5 (high).

3

Which software versions are affected by CVE-2019-14993?

Istio versions before 1.1.13 and 1.2.x before 1.2.4 are affected by CVE-2019-14993.

4

How can I fix CVE-2019-14993?

To fix CVE-2019-14993, update your Istio installation to version 1.1.13 or 1.2.4.

5

Where can I find more information about CVE-2019-14993?

You can find more information about CVE-2019-14993 in the following references: [link1](https://nvd.nist.gov/vuln/detail/CVE-2019-14993), [link2](https://github.com/envoyproxy/envoy/issues/7728), [link3](https://discuss.istio.io/t/upcoming-security-updates-in-istio-1-2-4-and-1-1-13/3383)

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