CVE-2019-18817 — HIGH (7.5)

Q: What is CVE-2019-18817?

CVE-2019-18817 is a vulnerability with a CVSS score of 7.5 (HIGH). Istio 1.3.x before 1.3.5 allows Denial of Service because continue_on_listener_filters_timeout is set to True, a related issue to CVE-2019-18836.

Q: How severe is CVE-2019-18817?

CVE-2019-18817 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Q: Is there a patch for CVE-2019-18817?

Check the references section above for vendor advisories and patch information. Affected products include: Istio Istio.

Vulnerability Description

Istio 1.3.x before 1.3.5 allows Denial of Service because continue_on_listener_filters_timeout is set to True, a related issue to CVE-2019-18836.

CVSS Score

7.5

HIGH

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality

NONE

Integrity

NONE

Availability

HIGH

Affected Products

Vendor	Product	Versions
Istio	Istio	>= 1.3, < 1.3.5

Related Weaknesses (CWE)

CWE-835

References

https://github.com/istio/istio/issues/18229ExploitThird Party Advisory
https://istio.io/news/2019/announcing-1.3.5/Vendor Advisory
https://github.com/istio/istio/issues/18229ExploitThird Party Advisory
https://istio.io/news/2019/announcing-1.3.5/Vendor Advisory

FAQ

What is CVE-2019-18817?

CVE-2019-18817 is a vulnerability with a CVSS score of 7.5 (HIGH). Istio 1.3.x before 1.3.5 allows Denial of Service because continue_on_listener_filters_timeout is set to True, a related issue to CVE-2019-18836.

How severe is CVE-2019-18817?

CVE-2019-18817 has been rated HIGH with a CVSS base score of 7.5/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2019-18817?

Check the references section above for vendor advisories and patch information. Affected products include: Istio Istio.