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envoy: an untrusted remote client may send HTTP/2 requests that write to the heap outside of the request buffers when the upstream is HTTP/1

🗓️ 11 Dec 2019 21:29:32Reported by RedHatType 
redhat
 redhat
🔗 access.redhat.com👁 32 Views

Envoy vulnerability in 1.12.0 where remote HTTP/2 requests can write outside buffers when upstream is HTTP/1, risking heap corruption and routing bypass.

Related
Packages
Refs
ReporterTitlePublishedViews
Family
Circl
CVE-2019-18801
12 Mar 202408:12
circl
CNVD
Envoy Buffer Overflow Vulnerability
11 Dec 201900:00
cnvd
CVE
CVE-2019-18801
13 Dec 201912:20
cve
Cvelist
CVE-2019-18801
13 Dec 201912:20
cvelist
EUVD
EUVD-2019-8506
7 Oct 202500:30
euvd
NVD
CVE-2019-18801
13 Dec 201913:15
nvd
OSV
CVE-2019-18801
13 Dec 201913:15
osv
OSV
RHSA-2019:4222 Red Hat Security Advisory: Red Hat OpenShift Service Mesh 1.0.3 RPMs security update
16 Sep 202403:23
osv
Tenable Nessus
Photon OS 1.0: Envoy PHSA-2020-1.0-0268
4 Feb 202000:00
nessus
Tenable Nessus
Photon OS 2.0: Envoy PHSA-2020-2.0-0202
27 Jan 202000:00
nessus
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OSOS VersionArchitecturePackagePackage VersionFilename
Red Hat Enterprise Linux7x86_64kiali0:v1.0.8.redhat1-1.el7kiali-0:v1.0.8.redhat1-1.el7.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh0:1.0.3-1.el8servicemesh-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-citadel0:1.0.3-1.el8servicemesh-citadel-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-cni0:1.0.3-1.el8servicemesh-cni-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-galley0:1.0.3-1.el8servicemesh-galley-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-grafana0:6.2.2-25.el8servicemesh-grafana-0:6.2.2-25.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-grafana-prometheus0:6.2.2-25.el8servicemesh-grafana-prometheus-0:6.2.2-25.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-istioctl0:1.0.3-1.el8servicemesh-istioctl-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-mixc0:1.0.3-1.el8servicemesh-mixc-0:1.0.3-1.el8.x86_64.rpm
Red Hat Enterprise Linux8x86_64servicemesh-mixs0:1.0.3-1.el8servicemesh-mixs-0:1.0.3-1.el8.x86_64.rpm
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26 Jun 2026 23:59Current
5.8Medium risk
Vulners AI Score5.8
CVSS 27.5
CVSS 3.19.8
EPSS0.02502
32