7.5
CVSSv3

CVE-2020-10739

Published: 02/06/2020 Updated: 07/11/2023
CVSS v2 Base Score: 5 | Impact Score: 2.9 | Exploitability Score: 10
CVSS v3 Base Score: 7.5 | Impact Score: 3.6 | Exploitability Score: 3.9
VMScore: 445
Vector: AV:N/AC:L/Au:N/C:N/I:N/A:P

Vulnerability Summary

Istio 1.4.x prior to 1.4.9 and Istio 1.5.x prior to 1.5.4 contain the following vulnerability when telemetry v2 is enabled: by sending a specially crafted packet, an attacker could trigger a Null Pointer Exception resulting in a Denial of Service. This could be sent to the ingress gateway or a sidecar, triggering a null pointer exception which results in a denial of service. This also affects servicemesh-proxy where a null pointer exception flaw was found in servicemesh-proxy. When running Telemetry v2 (not on by default in version 1.4.x), an attacker could send a specially crafted packet to the ingress gateway or proxy sidecar, triggering a denial of service.

Vulnerability Trend

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Vendor Advisories

Synopsis Important: Red Hat OpenShift Service Mesh 112 Service Mesh Proxy security update Type/Severity Security Advisory: Important Topic An update for servicemesh-proxy is now available for OpenShift Service Mesh 11Red Hat Product Security has rated this update as having a security impact of Important ...