RHSA-2019_3722
Vulnerability from csaf_redhat - Published: 2019-11-07 06:19 - Updated: 2024-11-22 13:57Summary
Red Hat Security Advisory: OpenShift Container Platform 4.1.22 openshift-enterprise-hypershift-container security update
Severity
Moderate
Notes
Topic: An update for openshift-enterprise-hypershift-container is now available for Red Hat OpenShift Container Platform 4.1.
Red Hat Product Security has rated this update as having a security impact of Moderate. 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.
Details: Red Hat OpenShift Container Platform is Red Hat's cloud computing
Kubernetes application platform solution designed for on-premise or private
cloud deployments.
This advisory contains the openshift-enterprise-hypershift container image for Red Hat OpenShift Container Platform 4.1.22.
Security Fix(es):
* atomic-openshift: reflected XSS in authentication flow (CVE-2019-3889)
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.
Terms of Use: This content is licensed under the Creative Commons Attribution 4.0 International License (https://creativecommons.org/licenses/by/4.0/). If you distribute this content, or a modified version of it, you must provide attribution to Red Hat Inc. and provide a link to the original.
A reflected XSS vulnerability exists in the authentication flow of the OpenShift Container Platform. An attacker could use this flaw to steal authentication data by having users click a malicious link.
4.6 (Medium)
Affected products
Fixed
1 product
| Product | Identifier | Version | Remediation |
|---|---|---|---|
| Unresolved product id: 7Server-RH7-RHOSE-4.1:openshift4/ose-hypershift@sha256:d2d52bd7ce7ef0da46cfe42f5b3ff632e4c4bca8193bb0112956a1d59dc2111c_amd64 | — |
Vendor Fix
fix
|
Threats
Impact
Moderate
References
8 references
Acknowledgments
Red Hat
Jeremy Choi
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"cve": "CVE-2019-3889",
"cwe": {
"id": "CWE-79",
"name": "Improper Neutralization of Input During Web Page Generation (\u0027Cross-site Scripting\u0027)"
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"text": "A reflected XSS vulnerability exists in the authentication flow of the OpenShift Container Platform. An attacker could use this flaw to steal authentication data by having users click a malicious link.",
"title": "Vulnerability description"
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{
"category": "summary",
"text": "atomic-openshift: reflected XSS in authentication flow",
"title": "Vulnerability summary"
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"text": "Since the HTTP Response \"Content Type\" is \"text/plain\" most browsers won\u0027t execute any Javascipt in the response content. However if an attacker can trick a user into loading the response in an iFrame it is possible to exploit this vulnerability. Appropriate Cross Origin Resource (CORS) Allowed Domain configuration in OCP 3 should prevent an attacker from getting any response from a attacker hosted domain. Therefore make sure that corsAllowedDomains is specified correctly in your OCP 3 master-config.yaml. See [1] for more details on an issue with corsAllowedDomains in OCP 3.\n\n[1] https://bugzilla.redhat.com/show_bug.cgi?id=1694913\n\nAlso content sniffing browsers [2] do execute Javascript even when the \"Content Type\" HTTP Response header is set to \"text/plain\".\n\n[2] https://en.wikipedia.org/wiki/Content_sniffing",
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"category": "vendor_fix",
"date": "2019-11-07T06:19:14+00:00",
"details": "For OpenShift Container Platform 4.1 see the following documentation, which\nwill be updated shortly for release 4.1.22, for important instructions on\nhow to upgrade your cluster and fully apply this asynchronous errata\nupdate:\n\nhttps://docs.openshift.com/container-platform/4.1/release_notes/ocp-4-1-release-notes.html",
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"attackVector": "NETWORK",
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"baseScore": 4.6,
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"integrityImpact": "LOW",
"privilegesRequired": "LOW",
"scope": "UNCHANGED",
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Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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