Istio before 1.8.6 and 1.9.x before 1.9.5 has a remotely exploitable vulnerability where an HTTP request path with multiple slashes or escaped slash characters (%2F or %5C) could potentially bypass an Istio authorization policy when path based authorization rules are used.
Advisories
Source ID Title
EUVD EUVD EUVD-2022-2845 Istio before 1.8.6 and 1.9.x before 1.9.5 has a remotely exploitable vulnerability where an HTTP request path with multiple slashes or escaped slash characters (%2F or %5C) could potentially bypass an Istio authorization policy when path based authorization rules are used.
Github GHSA Github GHSA GHSA-6q5m-22mq-q2xv Istio Authorization Bypass Vulnerability
Fixes

Solution

No solution given by the vendor.


Workaround

No workaround given by the vendor.

History

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Projects

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cve-icon MITRE

Status: PUBLISHED

Assigner: mitre

Published:

Updated: 2024-08-03T23:10:31.275Z

Reserved: 2021-04-30T00:00:00

Link: CVE-2021-31920

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Modified

Published: 2021-05-27T05:15:06.880

Modified: 2024-11-21T06:06:30.790

Link: CVE-2021-31920

cve-icon Redhat

Severity : Important

Publid Date: 2021-05-11T19:00:00Z

Links: CVE-2021-31920 - Bugzilla

cve-icon OpenCVE Enrichment

No data.

Weaknesses