Executive Summary
Summary | |
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Title | Red Hat OpenShift Service Mesh 1.0.3 RPMs security update |
Informations | |||
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Name | RHSA-2019:4222 | First vendor Publication | 2019-12-11 |
Vendor | RedHat | Last vendor Modification | 2019-12-11 |
Severity (Vendor) | N/A | Revision | 01 |
Security-Database Scoring CVSS v3
Cvss vector : CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H | |||
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Overall CVSS Score | 9.8 | ||
Base Score | 9.8 | Environmental Score | 9.8 |
impact SubScore | 5.9 | Temporal Score | 9.8 |
Exploitabality Sub Score | 3.9 | ||
Attack Vector | Network | Attack Complexity | Low |
Privileges Required | None | User Interaction | None |
Scope | Unchanged | Confidentiality Impact | High |
Integrity Impact | High | Availability Impact | High |
Calculate full CVSS 3.0 Vectors scores |
Security-Database Scoring CVSS v2
Cvss vector : (AV:N/AC:L/Au:N/C:P/I:P/A:P) | |||
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Cvss Base Score | 7.5 | Attack Range | Network |
Cvss Impact Score | 6.4 | Attack Complexity | Low |
Cvss Expoit Score | 10 | Authentication | None Required |
Calculate full CVSS 2.0 Vectors scores |
Detail
Problem Description: Red Hat OpenShift Service Mesh 1.0.3. Red Hat Product Security has rated this update as having a security impact of Critical. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link(s) in the References section. 2. Relevant releases/architectures: OpenShift Service Mesh 1.0 - x86_64 Red Hat OpenShift Service Mesh 1.0 - x86_64 3. Description: Red Hat OpenShift Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation. This advisory covers the RPM packages for the OpenShift Service Mesh 1.0.3 release. Security Fix(es): * 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 (CVE-2019-18801) * Malformed request header may cause bypass of route matchers resulting in escalation of privileges or information disclosure (CVE-2019-18802) * Malformed HTTP request without the Host header may cause abnormal termination of the Envoy process (CVE-2019-18838) For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section. 4. Solution: The OpenShift Service Mesh release notes provide information on the features and known issues: https://docs.openshift.com/container-platform/4.2/service_mesh/servicemesh- release-notes.html 5. Bugs fixed (https://bugzilla.redhat.com/): 1773444 - CVE-2019-18801 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 1773447 - CVE-2019-18802 envoy: malformed request header may cause bypass of route matchers resulting in escalation of privileges or information disclosure 1773449 - CVE-2019-18838 envoy: malformed HTTP request without the Host header may cause abnormal termination of the Envoy process |
Original Source
Url : https://rhn.redhat.com/errata/RHSA-2019-4222.html |
CWE : Common Weakness Enumeration
% | Id | Name |
---|---|---|
50 % | CWE-787 | Out-of-bounds Write (CWE/SANS Top 25) |
50 % | CWE-476 | NULL Pointer Dereference |
CPE : Common Platform Enumeration
Alert History
Date | Informations |
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2020-05-23 13:03:44 |
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2020-03-19 13:19:44 |
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