High severity · published Nov 12, 2019
CVE-2019-18817
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
7.5
CVSS
1.2%
EPSS
No
On KEV
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 vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
None
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.2% · higher than 68% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IS
Istio · Istio
1.3 before 1.3.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2019-18817
CVE.org
https://www.cve.org/CVERecord?id=CVE-2019-18817
Exploit
https://github.com/istio/istio/issues/18229
Vendor Advisory
https://istio.io/news/2019/announcing-1.3.5/
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