Improper Authorization Affecting servicemesh-proxy package, versions <0:1.0.7-1.el8


Severity

Recommended
0.0
high
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.39% (74th percentile)

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  • Snyk IDSNYK-RHEL8-SERVICEMESHPROXY-4400318
  • published26 Mar 2023
  • disclosed11 Feb 2020

Introduced: 11 Feb 2020

CVE-2020-8595  (opens in a new tab)
CWE-285  (opens in a new tab)

How to fix?

Upgrade RHEL:8 servicemesh-proxy to version 0:1.0.7-1.el8 or higher.
This issue was patched in RHSA-2020:0477.

NVD Description

Note: Versions mentioned in the description apply only to the upstream servicemesh-proxy package and not the servicemesh-proxy package as distributed by RHEL. See How to fix? for RHEL:8 relevant fixed versions and status.

Istio versions 1.2.10 (End of Life) and prior, 1.3 through 1.3.7, and 1.4 through 1.4.3 allows authentication bypass. The Authentication Policy exact-path matching logic can allow unauthorized access to HTTP paths even if they are configured to be only accessed after presenting a valid JWT token. For example, an attacker can add a ? or # character to a URI that would otherwise satisfy an exact-path match.

CVSS Base Scores

version 3.1