csaf_redhat - rhsa-2021

rhsa-2021_2085

Vulnerability from csaf_redhat

Published

2021-05-20 19:33

Modified

2024-11-22 16:58

Summary

Red Hat Security Advisory: servicemesh security update

Notes

Topic

An update for servicemesh is now available for OpenShift Service Mesh 1.1. Red Hat Product Security has rated this update as having a security impact of Important. 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 Service Mesh is Red Hat's distribution of the Istio service mesh project, tailored for installation into an on-premise OpenShift Container Platform installation. Security Fix(es): * istio/istio: authorization bypass when using AUTO_PASSTHROUGH (CVE-2021-31921) 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.

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.

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        "text": "An update for servicemesh is now available for OpenShift Service Mesh 1.1.\n\nRed Hat Product Security has rated this update as having a security impact of Important. 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.",
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          "title": "Vulnerability description"
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          "category": "summary",
          "text": "istio/istio: authorization bypass when using AUTO_PASSTHROUGH",
          "title": "Vulnerability summary"
        },
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          "category": "other",
          "text": "To determine if a potential istio gateway might be affected by this vulnerability, the same command specified here: https://istio.io/latest/news/security/istio-security-2021-006/ can also be applied to OpenShift ServiceMesh using the `oc` cli instead of `kubectl`:\n\n$ oc get gateways.networking.istio.io -A -o \"custom-columns=NAMESPACE:.metadata.namespace,NAME:.metadata.name,TLS_MODE:.spec.servers[*].tls.mode\"\nNAMESPACE \u00a0 NAME \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 \u00a0 TLS_MODE\ntest               \u00a0 \u00a0test-gateway \u00a0 \u003cnone\u003e\n\nAs specified in the linked reference, if the `TLS_MODE` returned is `AUTO_PASSTHROUGH` then the gateway may be affected.",
          "title": "Statement"
        },
        {
          "category": "general",
          "text": "The CVSS score(s) listed for this vulnerability do not reflect the associated product\u0027s status, and are included for informational purposes to better understand the severity of this vulnerability.",
          "title": "CVSS score applicability"
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            "8Base-OSSM-1.1:servicemesh-0:1.1.15-4.el8.src",
            "8Base-OSSM-1.1:servicemesh-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-citadel-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-citadel-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-citadel-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-galley-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-galley-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-galley-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-istioctl-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-istioctl-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-istioctl-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-mixc-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-mixc-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-mixc-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-mixs-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-mixs-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-mixs-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-pilot-agent-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-pilot-agent-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-pilot-agent-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-pilot-discovery-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-pilot-discovery-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-pilot-discovery-0:1.1.15-4.el8.x86_64",
            "8Base-OSSM-1.1:servicemesh-sidecar-injector-0:1.1.15-4.el8.ppc64le",
            "8Base-OSSM-1.1:servicemesh-sidecar-injector-0:1.1.15-4.el8.s390x",
            "8Base-OSSM-1.1:servicemesh-sidecar-injector-0:1.1.15-4.el8.x86_64"
          ]
        }
      ],
      "threats": [
        {
          "category": "impact",
          "details": "Important"
        }
      ],
      "title": "istio/istio: authorization bypass when using AUTO_PASSTHROUGH"
    }
  ]
}

cve-2021-31921

Vulnerability from cvelistv5

Published

2021-06-02 15:36

Modified

2024-08-03 23:10

Severity ?

Summary

Istio before 1.8.6 and 1.9.x before 1.9.5 contains a remotely exploitable vulnerability where an external client can access unexpected services in the cluster, bypassing authorization checks, when a gateway is configured with AUTO_PASSTHROUGH routing configuration.

References

▼	URL	Tags
	https://istio.io/latest/news/security/istio-security-2021-006/	x_refsource_MISC

Impacted products

▼	Vendor	Product
	n/a	n/a

Show details on NVD website

JSON

To clipboard

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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

Action not permitted