CVE-2019-15225

Name: CVE-2019-15225
Creator: NVD / NIST
Published: 2019-08-19T23:15:10.68+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 3.42%

Last modified Jun 17, 2026

CVE-2019-15225 is a vulnerability of currently unknown severity. In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service (memory consumption). EPSS estimates a 3.42% chance of exploitation in the next 30 days.

Description

In Envoy through 1.11.1, users may configure a route to match incoming path headers via the libstdc++ regular expression implementation. A remote attacker may send a request with a very long URI to result in a denial of service (memory consumption). This is a related issue to CVE-2019-14993.

Metrics

EPSS Probability

3.42%

87.4th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-770

Affected Software

Vendor	Product	Versions
Envoyproxy	Envoy	<= 1.11.1

References

https://github.com/envoyproxy/envoy/issues/7728Exploit, Third Party Advisory
https://github.com/envoyproxy/envoy/issues/7728Exploit, Third Party Advisory

Timeline

Published: Aug 19, 2019
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2019-15225?

How severe is CVE-2019-15225?

Severity scoring for CVE-2019-15225 is pending analysis. The EPSS model estimates a 3.42% probability of exploitation in the next 30 days.

How do I fix CVE-2019-15225?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2019-15225?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST